# Codici ISO 639-3 (F-L)

Di seguito la lista completa dei Codici ISO 639-3 (lettere F, G, H, I, J, K e L)

## Elenco
### F

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| faa | | | I | L | Fasu |
| fab | | | I | L | Fa D'ambu |
| fad | | | I | L | Wagi |
| faf | | | I | L | Fagani |
| fag | | | I | L | Finongan |
| fah | | | I | L | Fali Of Baissa |
| fai | | | I | L | Faiwol |
| faj | | | I | L | Faita |
| fak | | | I | L | Fang (Cameroon) |
| fal | | | I | L | South Fali |
| fam | | | I | L | Fam |
| fan | fan | | I | L | Fang (Equatorial Guinea) |
| fao | fao | fo | I | L | Faroese |
| fap | | | I | L | Palor |
| far | | | I | L | Fataleka |
| fas | fas/per | fa | M | L | Persian |
| fat | fat | | I | L | Fanti |
| fau | | | I | L | Fayu |
| fax | | | I | L | Fala |
| fay | | | I | L | Southwestern Fars |
| faz | | | I | L | Northwestern Fars |
| fbl | | | I | L | West Albay Bikol |
| fcs | | | I | L | Quebec Sign Language |
| fer | | | I | L | Feroge |
| ffm | | | I | L | Maasina Fulfulde |
| fgr | | | I | L | Fongoro |
| fia | | | I | L | Nobiin |
| fie | | | I | L | Fyer |
| fij | fij | fj | I | L | Fijian |
| fil | fil | | I | L | Filipino |
| fin | fin | fi | I | L | Finnish |
| fip | | | I | L | Fipa |
| fir | | | I | L | Firan |
| fit | | | I | L | Tornedalen Finnish |
| fiw | | | I | L | Fiwaga |
| fkv | | | I | L | Kven Finnish |
| fla | | | I | L | Kalispel-Pend d'Oreille |
| flh | | | I | L | Foau |
| fli | | | I | L | Fali |
| fll | | | I | L | North Fali |
| fln | | | I | E | Flinders Island |
| flr | | | I | L | Fuliiru |
| fly | | | I | L | Tsotsitaal |
| fmp | | | I | L | Fe'fe' |
| fmu | | | I | L | Far Western Muria |
| fng | | | I | L | Fanagalo |
| fni | | | I | L | Fania |
| fod | | | I | L | Foodo |
| foi | | | I | L | Foi |
| fom | | | I | L | Foma |
| fon | fon | | I | L | Fon |
| for | | | I | L | Fore |
| fos | | | I | E | Siraya |
| fpe | | | I | L | Fernando Po Creole English |
| fqs | | | I | L | Fas |
| fra | fra/fre | fr | I | L | French |
| frc | | | I | L | Cajun French |
| frd | | | I | L | Fordata |
| frk | | | I | E | Frankish |
| frm | frm | | I | H | Middle French (ca. 1400-1600) |
| fro | fro | | I | H | Old French (842-ca. 1400) |
| frp | | | I | L | Franco-Provençal |
| frq | | | I | L | Forak |
| frr | | | I | L | Northern Frisian |
| frs | frs | | I | L | Eastern Frisian |
| frt | | | I | L | Fortsenal |
| fry | fry | fy | I | L | Western Frisian |
| fse | | | I | L | Finnish Sign Language |
| fsl | | | I | L | French Sign Language |
| fss | | | I | L | Finnish-Swedish Sign Language |
| fub | | | I | L | Adamawa Fulfulde |
| fuc | | | I | L | Pulaar |
| fud | | | I | L | East Futuna |
| fue | | | I | L | Borgu Fulfulde |
| fuf | | | I | L | Pular |
| fuh | | | I | L | Western Niger Fulfulde |
| fui | | | I | L | Bagirmi Fulfulde |
| fuj | | | I | L | Ko |
| ful | ful | ff | M | L | Fulah |
| fum | | | I | L | Fum |
| fun | | | I | L | Fulniô |
| fuq | | | I | L | Central-Eastern Niger Fulfulde |
| fur | fur | | I | L | Friulian |
| fut | | | I | L | Futuna-Aniwa |
| fuu | | | I | L | Furu |
| fuv | | | I | L | Nigerian Fulfulde |
| fuy | | | I | L | Fuyug |
| fvr | | | I | L | Fur |
| fwa | | | I | L | Fwâi |
| fwe | | | I | L | Fwe |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| fiz | Izere | Suddiviso in Ganang (gne) e Izere (izr) |
| flm | Falam Chin | Suddiviso in Falam Chin (cfm) e Ranglong (rnl) |
| fri | Western Frisian | Cambiato in fry per allinearlo a ISO 639-2 |

### G

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| gaa | gaa | | I | L | Ga |
| gab | | | I | L | Gabri |
| gad | | | I | L | Gaddang |
| gae | | | I | L | Guarequena |
| gaf | | | I | L | Gende |
| gag | | | I | L | Gagauz |
| gah | | | I | L | Alekano |
| gai | | | I | L | Borei |
| gaj | | | I | L | Gadsup |
| gak | | | I | L | Gamkonora |
| gal | | | I | L | Galoli |
| gam | | | I | L | Kandawo |
| gan | | | I | L | Gan Chinese |
| gao | | | I | L | Gants |
| gap | | | I | L | Gal |
| gaq | | | I | L | Gata' |
| gar | | | I | L | Galeya |
| gas | | | I | L | Adiwasi Garasia |
| gat | | | I | L | Kenati |
| gau | | | I | L | Mudhili Gadaba |
| gaw | | | I | L | Nobonob |
| gax | | | I | L | Borana-Arsi-Guji Oromo |
| gay | gay | | I | L | Gayo |
| gaz | | | I | L | West Central Oromo |
| gba | gba | | M | L | Gbaya (Central African Republic) |
| gbb | | | I | L | Kaytetye |
| gbd | | | I | L | Karadjeri |
| gbe | | | I | L | Niksek |
| gbf | | | I | L | Gaikundi |
| gbg | | | I | L | Gbanziri |
| gbh | | | I | L | Defi Gbe |
| gbi | | | I | L | Galela |
| gbj | | | I | L | Bodo Gadaba |
| gbk | | | I | L | Gaddi |
| gbl | | | I | L | Gamit |
| gbm | | | I | L | Garhwali |
| gbn | | | I | L | Mo'da |
| gbo | | | I | L | Northern Grebo |
| gbp | | | I | L | Gbaya-Bossangoa |
| gbq | | | I | L | Gbaya-Bozoum |
| gbr | | | I | L | Gbagyi |
| gbs | | | I | L | Gbesi Gbe |
| gbu | | | I | L | Gagadu |
| gbv | | | I | L | Gbanu |
| gbx | | | I | L | Eastern Xwla Gbe |
| gby | | | I | L | Gbari |
| gbz | | | I | L | Zoroastrian Dari |
| gcc | | | I | L | Mali |
| gcd | | | I | L | Ganggalida |
| gce | | | I | E | Galice |
| gcf | | | I | L | Guadeloupean Creole French |
| gcl | | | I | L | Grenadian Creole English |
| gcn | | | I | L | Gaina |
| gcr | | | I | L | Lingua creola della Guyana francese |
| gct | | | I | L | Colonia Tovar German |
| gda | | | I | L | Gade Lohar |
| gdb | | | I | L | Pottangi Ollar Gadaba |
| gdc | | | I | E | Gugu Badhun |
| gdd | | | I | L | Gedaged |
| gde | | | I | L | Gude |
| gdf | | | I | L | Guduf-Gava |
| gdg | | | I | L | Ga'dang |
| gdh | | | I | L | Gadjerawang |
| gdi | | | I | L | Gundi |
| gdj | | | I | L | Gurdjar |
| gdk | | | I | L | Gadang |
| gdl | | | I | L | Dirasha |
| gdm | | | I | L | Laal |
| gdn | | | I | L | Umanakaina |
| gdo | | | I | L | Ghodoberi |
| gdq | | | I | L | Mehri |
| gdr | | | I | L | Wipi |
| gdu | | | I | L | Gudu |
| gdx | | | I | L | Godwari |
| gea | | | I | L | Geruma |
| geb | | | I | L | Kire |
| gec | | | I | L | Gboloo Grebo |
| ged | | | I | L | Gade |
| geg | | | I | L | Gengle |
| geh | | | I | L | Hutterite German |
| gei | | | I | L | Gebe |
| gej | | | I | L | Gen |
| gek | | | I | L | Yiwom |
| gel | | | I | L | Kag-Fer-Jiir-Koor-Ror-Us-Zuksun |
| geq | | | I | L | Geme |
| ges | | | I | L | Geser-Gorom |
| gew | | | I | L | Gera |
| gex | | | I | L | Garre |
| gey | | | I | L | Enya |
| gez | gez | | I | A | Geez |
| gfk | | | I | L | Patpatar |
| gft | | | I | E | Gafat |
| gga | | | I | L | Gao |
| ggb | | | I | L | Gbii |
| ggd | | | I | L | Gugadj |
| gge | | | I | L | Guragone |
| ggg | | | I | L | Gurgula |
| ggk | | | I | E | Kungarakany |
| ggl | | | I | L | Ganglau |
| ggn | | | I | L | Eastern Gurung |
| ggo | | | I | L | Southern Gondi |
| ggr | | | I | E | Aghu Tharnggalu |
| ggt | | | I | L | Gitua |
| ggu | | | I | L | Gagu |
| ggw | | | I | L | Gogodala |
| gha | | | I | L | Ghadamès |
| ghc | | | I | E | Hiberno-Scottish Gaelic |
| ghe | | | I | L | Southern Ghale |
| ghh | | | I | L | Northern Ghale |
| ghk | | | I | L | Geko Karen |
| ghl | | | I | L | Ghulfan |
| ghn | | | I | L | Ghanongga |
| gho | | | I | E | Ghomara |
| ghr | | | I | L | Ghera |
| ghs | | | I | L | Guhu-Samane |
| ght | | | I | L | Kutang Ghale |
| gia | | | I | L | Kitja |
| gib | | | I | L | Gibanawa |
| gic | | | I | L | Gail |
| gid | | | I | L | Gidar |
| gig | | | I | L | Goaria |
| gil | gil | | I | L | Gilbertese |
| gim | | | I | L | Gimi (Eastern Highlands) |
| gin | | | I | L | Hinukh |
| gip | | | I | L | Gimi (West New Britain) |
| giq | | | I | L | Green Gelao |
| gir | | | I | L | Red Gelao |
| gis | | | I | L | North Giziga |
| git | | | I | L | Gitxsan |
| giw | | | I | L | White Gelao |
| gix | | | I | L | Gilima |
| giy | | | I | L | Giyug |
| giz | | | I | L | South Giziga |
| gji | | | I | L | Geji |
| gjk | | | I | L | Kachi Koli |
| gjn | | | I | L | Gonja |
| gju | | | I | L | Gujari |
| gka | | | I | L | Guya |
| gke | | | I | L | Ndai |
| gkn | | | I | L | Gokana |
| gko | | | I | E | Kok-Nar |
| gkp | | | I | L | Guinea Kpelle |
| gla | gla | gd | I | L | Scottish Gaelic |
| glc | | | I | L | Bon Gula |
| gld | | | I | L | Nanai |
| gle | gle | ga | I | L | Irish |
| glg | glg | gl | I | L | Galician |
| glh | | | I | L | Northwest Pashayi |
| gli | | | I | E | Guliguli |
| glj | | | I | L | Gula Iro |
| glk | | | I | L | Gilaki |
| glo | | | I | L | Galambu |
| glr | | | I | L | Glaro-Twabo |
| glu | | | I | L | Gula (Chad) |
| glv | glv | gv | I | L | Manx |
| glw | | | I | L | Glavda |
| gly | | | I | E | Gule |
| gma | | | I | L | Gambera |
| gmb | | | I | L | Gula'alaa |
| gmd | | | I | L | Mághdì |
| gmh | gmh | | I | H | Middle High German (ca. 1050-1500) |
| gmm | | | I | L | Gbaya-Mbodomo |
| gmn | | | I | L | Gimnime |
| gmu | | | I | L | Gumalu |
| gmv | | | I | L | Gamo |
| gmx | | | I | L | Magoma |
| gmy | | | I | A | Mycenaean Greek |
| gna | | | I | L | Kaansa |
| gnb | | | I | L | Gangte |
| gnc | | | I | E | Guanche |
| gnd | | | I | L | Zulgo-Gemzek |
| gne | | | I | L | Ganang |
| gng | | | I | L | Ngangam |
| gnh | | | I | L | Lere |
| gni | | | I | L | Gooniyandi |
| gnk | | | I | L | //Gana |
| gnl | | | I | E | Gangulu |
| gnm | | | I | L | Ginuman |
| gnn | | | I | L | Gumatj |
| gno | | | I | L | Northern Gondi |
| gnq | | | I | L | Gana |
| gnr | | | I | E | Gureng Gureng |
| gnt | | | I | L | Guntai |
| gnu | | | I | L | Gnau |
| gnw | | | I | L | Western Bolivian Guaraní |
| gnz | | | I | L | Ganzi |
| goa | | | I | L | Guro |
| gob | | | I | L | Playero |
| goc | | | I | L | Gorakor |
| god | | | I | L | Godié |
| goe | | | I | L | Gongduk |
| gof | | | I | L | Gofa |
| gog | | | I | L | Gogo |
| goh | goh | | I | H | Old High German (ca. 750-1050) |
| goi | | | I | L | Gobasi |
| goj | | | I | L | Gowlan |
| gok | | | I | L | Gowli |
| gol | | | I | L | Gola |
| gom | | | I | L | Goanese Konkani |
| gon | gon | | M | L | Gondi |
| goo | | | I | L | Gone Dau |
| gop | | | I | L | Yeretuar |
| goq | | | I | L | Gorap |
| gor | gor | | I | L | Gorontalo |
| gos | | | I | L | Gronings |
| got | got | | I | A | Gothic |
| gou | | | I | L | Gavar |
| gow | | | I | L | Gorowa |
| gox | | | I | L | Gobu |
| goy | | | I | L | Goundo |
| goz | | | I | L | Gozarkhani |
| gpa | | | I | L | Gupa-Abawa |
| gpn | | | I | L | Taiap |
| gqa | | | I | L | Ga'anda |
| gqi | | | I | L | Guiqiong |
| gqn | | | I | E | Guana (Brazil) |
| gqr | | | I | L | Gor |
| gqu | | | I | L | Qau |
| gra | | | I | L | Rajput Garasia |
| grb | grb | | M | L | Grebo |
| grc | grc | | I | H | Ancient Greek (to 1453) |
| grd | | | I | L | Guruntum-Mbaaru |
| grg | | | I | L | Madi |
| grh | | | I | L | Gbiri-Niragu |
| gri | | | I | L | Ghari |
| grj | | | I | L | Southern Grebo |
| grm | | | I | L | Kota Marudu Talantang |
| grn | grn | gn | M | L | Guarani |
| gro | | | I | L | Groma |
| grq | | | I | L | Gorovu |
| grr | | | I | L | Taznatit |
| grs | | | I | L | Gresi |
| grt | | | I | L | Garo |
| gru | | | I | L | Kistane |
| grv | | | I | L | Central Grebo |
| grw | | | I | L | Gweda |
| grx | | | I | L | Guriaso |
| gry | | | I | L | Barclayville Grebo |
| grz | | | I | L | Guramalum |
| gsc | | | I | L | Gascon |
| gse | | | I | L | Ghanaian Sign Language |
| gsg | | | I | L | German Sign Language |
| gsl | | | I | L | Gusilay |
| gsm | | | I | L | Guatemalan Sign Language |
| gsn | | | I | L | Gusan |
| gso | | | I | L | Southwest Gbaya |
| gsp | | | I | L | Wasembo |
| gss | | | I | L | Greek Sign Language |
| gsw | gsw | | I | L | Swiss German |
| gta | | | I | L | Guató |
| gti | | | I | L | Gbati-ri |
| gua | | | I | L | Shiki |
| gub | | | I | L | Guajajára |
| guc | | | I | L | Wayuu |
| gud | | | I | L | Yocoboué Dida |
| gue | | | I | L | Gurinji |
| guf | | | I | L | Gupapuyngu |
| gug | | | I | L | Paraguayan Guaraní |
| guh | | | I | L | Guahibo |
| gui | | | I | L | Eastern Bolivian Guaraní |
| guj | guj | gu | I | L | Gujarati |
| guk | | | I | L | Gumuz |
| gul | | | I | L | Sea Island Creole English |
| gum | | | I | L | Guambiano |
| gun | | | I | L | Mbyá Guaraní |
| guo | | | I | L | Guayabero |
| gup | | | I | L | Gunwinggu |
| guq | | | I | L | Aché |
| gur | | | I | L | Farefare |
| gus | | | I | L | Guinean Sign Language |
| gut | | | I | L | Maléku Jaíka |
| guu | | | I | L | Yanomamö |
| guv | | | I | E | Gey |
| guw | | | I | L | Gun |
| gux | | | I | L | Gourmanchéma |
| guz | | | I | L | Gusii |
| gva | | | I | L | Guana (Paraguay) |
| gvc | | | I | L | Guanano |
| gve | | | I | L | Duwet |
| gvf | | | I | L | Golin |
| gvj | | | I | L | Guajá |
| gvl | | | I | L | Gulay |
| gvm | | | I | L | Gurmana |
| gvn | | | I | L | Kuku-Yalanji |
| gvo | | | I | L | Gavião Do Jiparaná |
| gvp | | | I | L | Pará Gavião |
| gvr | | | I | L | Western Gurung |
| gvs | | | I | L | Gumawana |
| gvy | | | I | E | Guyani |
| gwa | | | I | L | Mbato |
| gwb | | | I | L | Gwa |
| gwc | | | I | L | Kalami |
| gwd | | | I | L | Gawwada |
| gwe | | | I | L | Gweno |
| gwf | | | I | L | Gowro |
| gwg | | | I | L | Moo |
| gwi | gwi | | I | L | Gwich'in |
| gwj | | | I | L | /Gwi |
| gwm | | | I | E | Awngthim |
| gwn | | | I | L | Gwandara |
| gwr | | | I | L | Gwere |
| gwt | | | I | L | Gawar-Bati |
| gwu | | | I | E | Guwamu |
| gww | | | I | L | Kwini |
| gwx | | | I | L | Gua |
| gxx | | | I | L | Wè Southern |
| gya | | | I | L | Northwest Gbaya |
| gyb | | | I | L | Garus |
| gyd | | | I | L | Kayardild |
| gye | | | I | L | Gyem |
| gyf | | | I | L | Gungabula |
| gyg | | | I | L | Gbayi |
| gyi | | | I | L | Gyele |
| gyl | | | I | L | Gayil |
| gym | | | I | L | Ngäbere |
| gyn | | | I | L | Creolo della Guyana basato sul inglese |
| gyr | | | I | L | Guarayu |
| gyy | | | I | L | Gunya |
| gza | | | I | L | Ganza |
| gzi | | | I | L | Gazi |
| gzn | | | I | L | Gane |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| gav | Gabutamon | Unito a Domung (dev) |
| gbc | Garawa | Suddiviso in Garrwa (wrk) e Wanyi (wny) |
| gen | Geman Deng | Unito a Miju-Mishmi (mxj) come duplicato |
| ggh | Garreh-Ajuran | Suddiviso in Borana (gax) e Somali (som) |
| gio | Gelao | Suddiviso in A'ou (aou), Green Gelao (gig), Qau (gqu), Red Gelao (gir), White Gelao (giw) |
| gmo | Gamo-Gofa-Dawro | Suddiviso in Dawro (dwr), Gamo (gmv) e Gofa (gof) |
| gsc | Gascon | Unito a Occitan (post 1500) (oci) |

### H

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| haa | | | I | L | Han |
| hab | | | I | L | Hanoi Sign Language |
| hac | | | I | L | Gurani |
| had | | | I | L | Hatam |
| hae | | | I | L | Eastern Oromo |
| haf | | | I | L | Haiphong Sign Language |
| hag | | | I | L | Hanga |
| hah | | | I | L | Hahon |
| hai | hai | | M | L | Haida |
| haj | | | I | L | Hajong |
| hak | | | I | L | Hakka Chinese |
| hal | | | I | L | Halang |
| ham | | | I | L | Hewa |
| han | | | I | L | Hangaza |
| hao | | | I | L | Hakö |
| hap | | | I | L | Hupla |
| haq | | | I | L | Ha |
| har | | | I | L | Harari |
| has | | | I | L | Haisla |
| hat | hat | ht | I | L | Haitian |
| hau | hau | ha | I | L | Hausa |
| hav | | | I | L | Havu |
| haw | haw | | I | L | Hawaiian |
| hax | | | I | L | Southern Haida |
| hay | | | I | L | Haya |
| haz | | | I | L | Hazaragi |
| hba | | | I | L | Hamba |
| hbb | | | I | L | Huba |
| hbn | | | I | L | Heiban |
| hbo | | | I | H | Ancient Hebrew |
| hbs | | sh | M | L | Serbo-Croatian |
| hbu | | | I | L | Habu |
| hca | | | I | L | Andaman Creole Hindi |
| hch | | | I | L | Huichol |
| hdn | | | I | L | Northern Haida |
| hds | | | I | L | Honduras Sign Language |
| hdy | | | I | L | Hadiyya |
| hea | | | I | L | Northern Qiandong Miao |
| heb | heb | he | I | L | Hebrew |
| hed | | | I | L | Herdé |
| heg | | | I | L | Helong |
| heh | | | I | L | Hehe |
| hei | | | I | L | Heiltsuk |
| hem | | | I | L | Hemba |
| her | her | hz | I | L | Herero |
| hgm | | | I | L | Hai//om |
| hgw | | | I | L | Haigwai |
| hhr | | | I | L | Kerak |
| hia | | | I | L | Lamang |
| hib | | | I | E | Hibito |
| hid | | | I | L | Hidatsa |
| hif | | | I | L | Fijian Hindustani |
| hig | | | I | L | Kamwe |
| hih | | | I | L | Pamosu |
| hii | | | I | L | Hinduri |
| hij | | | I | L | Hijuk |
| hik | | | I | L | Seit-Kaitetu |
| hil | hil | | I | L | Hiligaynon |
| hin | hin | hi | I | L | Hindi |
| hio | | | I | L | Tsoa |
| hir | | | I | L | Himarimã |
| hit | hit | | I | A | Hittite |
| hiw | | | I | L | Hiw |
| hix | | | I | L | Hixkaryána |
| hji | | | I | L | Haji |
| hka | | | I | L | Kahe |
| hke | | | I | L | Hunde |
| hkk | | | I | L | Hunjara-Kaina Ke |
| hla | | | I | L | Halia |
| hlb | | | I | L | Halbi |
| hld | | | I | L | Halang Doan |
| hle | | | I | L | Hlersu |
| hlt | | | I | L | Nga La |
| hlu | | | I | A | Hieroglyphic Luwian |
| hma | | | I | L | Southern Mashan Hmong; Southern Mashan Miao |
| hmb | | | I | L | Humburi Senni Songhay |
| hmc | | | I | L | Central Huishui Hmong; Central Huishui Miao |
| hmd | | | I | L | Large Flowery Miao; Da-Hua Miao; A-hmao |
| hme | | | I | L | Eastern Huishui Hmong; Eastern Huishui Miao |
| hmf | | | I | L | Hmong Don |
| hmg | | | I | L | Southwestern Guiyang Hmong; Southwestern Guiyang Miao |
| hmh | | | I | L | Southwestern Huishui Hmong; Southwestern Huishui Miao |
| hmi | | | I | L | Northern Huishui Hmong; Northern Huishui Miao |
| hmj | | | I | L | Ge; Gejia |
| hmk | | | I | E | Maek |
| hml | | | I | L | Luopohe Hmong; Luopohe Miao |
| hmm | | | I | L | Central Mashan Hmong; Central Mashan Miao |
| hmn | hmn | | M | L | Hmong |
| hmo | hmo | ho | I | L | Hiri Motu |
| hmp | | | I | L | Northern Mashan Hmong; Northern Mashan Miao |
| hmq | | | I | L | Eastern Qiandong Miao |
| hmr | | | I | L | Hmar |
| hms | | | I | L | Southern Qiandong Miao |
| hmt | | | I | L | Hamtai |
| hmu | | | I | L | Hamap |
| hmv | | | I | L | Hmong Dô |
| hmw | | | I | L | Western Mashan Hmong; Western Mashan Miao |
| hmy | | | I | L | Southern Guiyang Hmong; Southern Guiyang Miao |
| hmz | | | I | L | Hmong Shua; Sinicized Miao |
| hna | | | I | L | Mina (Cameroon) |
| hnd | | | I | L | Southern Hindko |
| hne | | | I | L | Chhattisgarhi |
| hnh | | | I | L | //Ani |
| hni | | | I | L | Hani |
| hnj | | | I | L | Hmong Njua; Mong Leng; Mong Njua |
| hnn | | | I | L | Hanunoo |
| hno | | | I | L | Northern Hindko |
| hns | | | I | L | Caribbean Hindustani |
| hnu | | | I | L | Hung |
| hoa | | | I | L | Hoava |
| hob | | | I | L | Mari (Madang Province) |
| hoc | | | I | L | Ho |
| hod | | | I | E | Holma |
| hoe | | | I | L | Horom |
| hoh | | | I | L | Hobyót |
| hoi | | | I | L | Holikachuk |
| hoj | | | I | L | Harauti |
| hol | | | I | L | Holu |
| hom | | | I | E | Homa |
| hoo | | | I | L | Holoholo |
| hop | | | I | L | Hopi |
| hor | | | I | E | Horo |
| hos | | | I | L | Ho Chi Minh City Sign Language |
| hot | | | I | L | Hote |
| hov | | | I | L | Hovongan |
| how | | | I | L | Honi |
| hoy | | | I | L | Holiya |
| hoz | | | I | L | Hozo |
| hpo | | | I | L | Hpon |
| hps | | | I | L | Hawai'i Pidgin Sign Language |
| hra | | | I | L | Hrangkhol |
| hre | | | I | L | Hre |
| hrk | | | I | L | Haruku |
| hrm | | | I | L | Horned Miao |
| hro | | | I | L | Haroi |
| hrt | | | I | L | Hértevin |
| hru | | | I | L | Hruso |
| hrv | hrv/scr | hr | I | L | Croatian |
| hrz | | | I | L | Harzani |
| hsb | hsb | | I | L | Upper Sorbian |
| hsh | | | I | L | Hungarian Sign Language |
| hsl | | | I | L | Hausa Sign Language |
| hsn | | | I | L | Xiang Chinese |
| hss | | | I | L | Harsusi |
| hti | | | I | L | Hoti |
| hto | | | I | L | Minica Huitoto |
| hts | | | I | L | Hadza |
| htu | | | I | L | Hitu |
| htx | | | I | A | Middle Hittite |
| hub | | | I | L | Huambisa |
| huc | | | I | L | =/Hua |
| hud | | | I | L | Huaulu |
| hue | | | I | L | San Francisco Del Mar Huave |
| huf | | | I | L | Humene |
| hug | | | I | L | Huachipaeri |
| huh | | | I | L | Huilliche |
| hui | | | I | L | Huli |
| huj | | | I | L | Northern Guiyang Hmong; Northern Guiyang Miao |
| huk | | | I | L | Hulung |
| hul | | | I | L | Hula |
| hum | | | I | L | Hungana |
| hun | hun | hu | I | L | Hungarian |
| huo | | | I | L | Hu |
| hup | hup | | I | L | Hupa |
| huq | | | I | L | Tsat |
| hur | | | I | L | Halkomelem |
| hus | | | I | L | Huastec |
| hut | | | I | L | Humla |
| huu | | | I | L | Murui Huitoto |
| huv | | | I | L | San Mateo Del Mar Huave |
| huw | | | I | L | Hukumina |
| hux | | | I | L | Nüpode Huitoto |
| huy | | | I | L | Hulaulá |
| huz | | | I | L | Hunzib |
| hvc | | | I | L | Haitian Vodoun Culture Language |
| hve | | | I | L | San Dionisio Del Mar Huave |
| hvk | | | I | L | Haveke |
| hvn | | | I | L | Sabu |
| hvv | | | I | L | Santa María Del Mar Huave |
| hwa | | | I | L | Wané |
| hwc | | | I | L | Creolo hawaiiano |
| hwo | | | I | L | Hwana |
| hya | | | I | L | Hya |
| hye | arm/hye | hy | I | L | Armenian |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| hrr | Horuru | Unito a Yalahatan (jal) |
| hsf | Southeastern Huastec | Unito a Huastec (hus) |
| hva | San Luís Potosí Huastec | Unito a Huastec (hus) |

### I

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| iai | | | I | L | Iaai |
| ian | | | I | L | Iatmul |
| iap | | | I | L | Iapama |
| iar | | | I | L | Purari |
| iba | iba | | I | L | Iban |
| ibb | | | I | L | Ibibio |
| ibd | | | I | L | Iwaidja |
| ibe | | | I | L | Akpes |
| ibg | | | I | L | Ibanag |
| ibl | | | I | L | Ibaloi |
| ibm | | | I | L | Agoi |
| ibn | | | I | L | Ibino |
| ibo | ibo | ig | I | L | Igbo |
| ibr | | | I | L | Ibuoro |
| ibu | | | I | L | Ibu |
| iby | | | I | L | Ibani |
| ica | | | I | L | Ede Ica |
| ich | | | I | L | Etkywan |
| icl | | | I | L | Icelandic Sign Language |
| icr | | | I | L | Islander Creole English |
| ida | | | I | L | Idakho-Isukha-Tiriki |
| idb | | | I | L | Indo-Portuguese |
| idc | | | I | L | Idon |
| idd | | | I | L | Ede Idaca |
| ide | | | I | L | Idere |
| idi | | | I | L | Idi |
| ido | ido | io | I | C | Ido |
| idr | | | I | L | Indri |
| ids | | | I | L | Idesa |
| idt | | | I | L | Idaté |
| idu | | | I | L | Idoma |
| ifa | | | I | L | Amganad Ifugao |
| ifb | | | I | L | Batad Ifugao |
| ife | | | I | L | Ifè |
| iff | | | I | E | Ifo |
| ifk | | | I | L | Tuwali Ifugao |
| ifm | | | I | L | Teke-Fuumu |
| ifu | | | I | L | Mayoyao Ifugao |
| ify | | | I | L | Keley-I Kallahan |
| igb | | | I | L | Ebira |
| ige | | | I | L | Igede |
| igg | | | I | L | Igana |
| igl | | | I | L | Igala |
| igm | | | I | L | Kanggape |
| ign | | | I | L | Ignaciano |
| igo | | | I | L | Isebe |
| igs | | | I | C | Interglossa |
| igw | | | I | L | Igwe |
| ihb | | | I | L | Iha Based Pidgin |
| ihi | | | I | L | Ihievbe |
| ihp | | | I | L | Iha |
| iii | iii | ii | I | L | Sichuan Yi |
| ijc | | | I | L | Izon |
| ije | | | I | L | Biseni |
| ijj | | | I | L | Ede Ije |
| ijn | | | I | L | Kalabari |
| ijs | | | I | L | Southeast Ijo |
| ike | | | I | L | Eastern Canadian Inuktitut |
| iki | | | I | L | Iko |
| ikk | | | I | L | Ika |
| ikl | | | I | L | Ikulu |
| iko | | | I | L | Olulumo-Ikom |
| ikp | | | I | L | Ikpeshi |
| ikt | | | I | L | Inuinnaqtun |
| iku | iku | iu | M | L | Inuktitut |
| ikv | | | I | L | Iku-Gora-Ankwa |
| ikw | | | I | L | Ikwere |
| ikx | | | I | L | Ik |
| ikz | | | I | L | Ikizu |
| ila | | | I | L | Ile Ape |
| ilb | | | I | L | Ila |
| ile | ile | ie | I | C | Interlingue |
| ilg | | | I | L | Garig-Ilgar |
| ili | | | I | L | Ili Turki |
| ilk | | | I | L | Ilongot |
| ill | | | I | L | Iranun |
| ilo | ilo | | I | L | Iloko |
| ilu | | | I | L | Ili'uun |
| ilv | | | I | L | Ilue |
| ilw | | | I | L | Talur |
| ime | | | I | L | Imeraguen |
| imi | | | I | L | Anamgura |
| iml | | | I | E | Miluk |
| imn | | | I | L | Imonda |
| imo | | | I | L | Imbongu |
| imr | | | I | L | Imroing |
| ims | | | I | A | Marsian |
| imy | | | I | A | Milyan |
| ina | ina | ia | I | C | Interlingua (International Auxiliary Language Association) |
| inb | | | I | L | Inga |
| ind | ind | id | I | L | Indonesian |
| ing | | | I | L | Degexit'an |
| inh | inh | | I | L | Ingush |
| inj | | | I | L | Jungle Inga |
| inl | | | I | L | Indonesian Sign Language |
| inm | | | I | A | Minaean |
| inn | | | I | L | Isinai |
| ino | | | I | L | Inoke-Yate |
| inp | | | I | L | Iñapari |
| ins | | | I | L | Indian Sign Language |
| int | | | I | L | Intha |
| inz | | | I | E | Ineseño |
| ior | | | I | L | Inor |
| iou | | | I | L | Tuma-Irumu |
| iow | | | I | E | Iowa-Oto |
| ipi | | | I | L | Ipili |
| ipk | ipk | ik | M | L | Inupiaq |
| ipo | | | I | L | Ipiko |
| iqu | | | I | L | Iquito |
| ire | | | I | L | Iresim |
| irh | | | I | L | Irarutu |
| iri | | | I | L | Irigwe |
| irk | | | I | L | Iraqw |
| irn | | | I | L | Irántxe |
| irr | | | I | L | Ir |
| iru | | | I | L | Irula |
| irx | | | I | L | Kamberau |
| iry | | | I | L | Iraya |
| isa | | | I | L | Isabi |
| isc | | | I | L | Isconahua |
| isd | | | I | L | Isnag |
| ise | | | I | L | Italian Sign Language |
| isg | | | I | L | Irish Sign Language |
| ish | | | I | L | Esan |
| isk | | | I | L | Ishkashimi |
| isi | | | I | L | Nkem-Nkum |
| isl | ice/isl | is | I | L | Icelandic |
| ism | | | I | L | Masimasi |
| isn | | | I | L | Isanzu |
| iso | | | I | L | Isoko |
| isr | | | I | L | Israeli Sign Language |
| ist | | | I | L | Istriot |
| isu | | | I | L | Isu (Menchum Division) |
| ita | ita | it | I | L | Italian |
| itb | | | I | L | Binongan Itneg |
| ite | | | I | E | Itene |
| iti | | | I | L | Inlaod Itneg |
| itk | | | I | L | Judeo-Italian |
| itl | | | I | L | Itelmen |
| itm | | | I | L | Itu Mbon Uzo |
| ito | | | I | L | Itonama |
| itr | | | I | L | Iteri |
| its | | | I | L | Isekiri |
| itt | | | I | L | Maeng Itneg |
| itv | | | I | L | Itawit |
| itw | | | I | L | Ito |
| itx | | | I | L | Itik |
| ity | | | I | L | Moyadan Itneg |
| itz | | | I | L | Itzá |
| ium | | | I | L | Iu Mien |
| ivb | | | I | L | Ibatan |
| ivv | | | I | L | Ivatan |
| iwk | | | I | L | I-Wak |
| iwm | | | I | L | Iwam |
| iwo | | | I | L | Iwur |
| iws | | | I | L | Sepik Iwam |
| ixc | | | I | L | Ixcatec |
| ixl | | | I | L | Ixil |
| iya | | | I | L | Iyayu |
| iyo | | | I | L | Mesaka |
| iyx | | | I | L | Yaka (Congo) |
| izh | | | I | L | Ingrian |
| izi | | | I | L | Izi-Ezaa-Ikwo-Mgbo |
| izr | | | I | L | Izere |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| ibi | Ibilo | Unito a Okpamheri (opa) |
| itu | Itutang | Unito a Inapang (mzu) |
| ixi | Nebaj Ixil | Unito a Ixil (ixl) |
| ixj | Chajul Ixil | Unito a Ixil (ixl) |

### J

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| jaa | | | I | L | Jamamadí |
| jab | | | I | L | Hyam |
| jac | | | I | L | Popti' |
| jad | | | I | L | Jahanka |
| jae | | | I | L | Yabem |
| jaf | | | I | L | Jara |
| jah | | | I | L | Jah Hut |
| jaj | | | I | L | Zazao |
| jak | | | I | L | Jakun |
| jal | | | I | L | Yalahatan |
| jam | | | I | L | Creolo giamaicano |
| jao | | | I | L | Yanyuwa |
| jaq | | | I | L | Yaqay |
| jas | | | I | L | New Caledonian Javanese |
| jat | | | I | L | Jakati |
| jau | | | I | L | Yaur |
| jav | jav | jv | I | L | Javanese |
| jax | | | I | L | Jambi Malay |
| jay | | | I | L | Yan-nhangu |
| jaz | | | I | L | Jawe |
| jbe | | | I | L | Judeo-Berber |
| jbj | | | I | L | Arandai |
| jbk | | | I | L | Barikewa |
| jbn | | | I | L | Nafusi |
| jbo | jbo | | I | C | Lojban |
| jbt | | | I | L | Jabutí |
| jbu | | | I | L | Jukun Takum |
| jcs | | | I | L | Jamaican Country Sign Language |
| jct | | | I | L | Krymchak |
| jda | | | I | L | Jad |
| jdg | | | I | L | Jadgali |
| jdt | | | I | L | Judeo-Tat |
| jeb | | | I | L | Jebero |
| jee | | | I | L | Jerung |
| jeg | | | I | L | Jeng |
| jeh | | | I | L | Jeh |
| jei | | | I | L | Yei |
| jek | | | I | L | Jeri Kuo |
| jel | | | I | L | Yelmek |
| jen | | | I | L | Dza |
| jer | | | I | L | Jere |
| jet | | | I | L | Manem |
| jeu | | | I | L | Jonkor Bourmataguil |
| jgb | | | I | E | Ngbee |
| jge | | | I | L | Judeo-Georgian |
| jgk | | | I | L | Gwak |
| jgo | | | I | L | Ngomba |
| jhi | | | I | L | Jehai |
| jia | | | I | L | Jina |
| jib | | | I | L | Jibu |
| jic | | | I | L | Tol |
| jid | | | I | L | Bu |
| jie | | | I | L | Jilbe |
| jig | | | I | L | Djingili |
| jih | | | I | L | Shangzhai |
| jii | | | I | L | Jiiddu |
| jil | | | I | L | Jilim |
| jim | | | I | L | Jimi (Cameroon) |
| jio | | | I | L | Jiamao |
| jiq | | | I | L | Guanyinqiao |
| jit | | | I | L | Jita |
| jiu | | | I | L | Youle Jinuo |
| jiv | | | I | L | Shuar |
| jiy | | | I | L | Buyuan Jinuo |
| jjr | | | I | L | Bankal |
| jkm | | | I | L | Mobwa Karen |
| jko | | | I | L | Kubo |
| jkp | | | I | L | Paku Karen |
| jkr | | | I | L | Koro (India) |
| jku | | | I | L | Labir |
| jle | | | I | L | Ngile |
| jma | | | I | L | Dima |
| jmb | | | I | L | Zumbun |
| jmc | | | I | L | Machame |
| jmd | | | I | L | Yamdena |
| jmi | | | I | L | Jimi (Nigeria) |
| jml | | | I | L | Jumli |
| jmn | | | I | L | Makuri Naga |
| jmr | | | I | L | Kamara |
| jms | | | I | L | Mashi (Nigeria) |
| jmw | | | I | L | Mouwase |
| jmx | | | I | L | Western Juxtlahuaca Mixtec |
| jna | | | I | L | Jangshung |
| jnd | | | I | L | Jandavra |
| jng | | | I | E | Yangman |
| jni | | | I | L | Janji |
| jnj | | | I | L | Yemsa |
| jnl | | | I | L | Rawat |
| jns | | | I | L | Jaunsari |
| job | | | I | L | Joba |
| jod | | | I | L | Wojenaka |
| jor | | | I | E | Jorá |
| jos | | | I | L | Jordanian Sign Language |
| jow | | | I | L | Jowulu |
| jpn | jpn | ja | I | L | Japanese |
| jpr | jpr | | I | L | Judeo-Persian |
| jqr | | | I | L | Jaqaru |
| jra | | | I | L | Jarai |
| jrb | jrb | | M | L | Judeo-Arabic |
| jrr | | | I | L | Jiru |
| jrt | | | I | L | Jorto |
| jru | | | I | L | Japrería |
| jsl | | | I | L | Japanese Sign Language |
| jua | | | I | L | Júma |
| jub | | | I | L | Wannu |
| juc | | | I | E | Jurchen |
| jud | | | I | L | Worodougou |
| juh | | | I | L | Hõne |
| juk | | | I | L | Wapan |
| jul | | | I | L | Jirel |
| jum | | | I | L | Jumjum |
| jun | | | I | L | Juang |
| juo | | | I | L | Jiba |
| jup | | | I | L | Hupdë |
| jur | | | I | L | Jurúna |
| jut | | | I | L | Jutish |
| juu | | | I | L | Ju |
| juw | | | I | L | Wãpha |
| juy | | | I | L | Juray |
| jvn | | | I | L | Caribbean Javanese |
| jwi | | | I | L | Jwira-Pepesa |
| jya | | | I | L | Jiarong |
| jye | | | I | L | Judeo-Yemeni Arabic |
| jyy | | | I | L | Jaya |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| jai | Western Jacalteco | Unito a Popti' (jac) |
| jap | Jaruára | Unito a Jamamadí (jaa) |
| jar | Jarawa (Nigeria) | Suddiviso in Bankal (jjr) e Gwak (jgk) |

### K

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| kaa | kaa | | I | L | Kara-Kalpak |
| kab | kab | | I | L | Kabyle |
| kac | kac | | I | L | Kachin |
| kad | | | I | L | Kadara |
| kae | | | I | E | Ketangalan |
| kag | | | I | L | Kajaman |
| kah | | | I | L | Kara (Central African Republic) |
| kai | | | I | L | Karekare |
| kaj | | | I | L | Jju |
| kak | | | I | L | Kayapa Kallahan |
| kal | kal | kl | I | L | Kalaallisut |
| kam | kam | | I | L | Kamba (Kenya) |
| kan | kan | kn | I | L | Kannada |
| kao | | | I | L | Xaasongaxango |
| kap | | | I | L | Bezhta |
| kaq | | | I | L | Capanahua |
| kas | kas | ks | I | L | Kashmiri |
| kat | geo/kat | ka | I | L | Georgian |
| kau | kau | kr | M | L | Kanuri |
| kav | | | I | L | Katukína |
| kaw | kaw | | I | A | Kawi |
| kax | | | I | L | Kao |
| kay | | | I | L | Kamayurá |
| kaz | kaz | kk | I | L | Kazakh |
| kba | | | I | E | Kalarko |
| kbb | | | I | E | Kaxuiâna |
| kbc | | | I | L | Kadiwéu |
| kbd | kbd | | I | L | Kabardian |
| kbe | | | I | L | Kanju |
| kbf | | | I | E | Kakauhua |
| kbg | | | I | L | Khamba |
| kbh | | | I | L | Camsá |
| kbi | | | I | L | Kaptiau |
| kbj | | | I | L | Kari |
| kbk | | | I | L | Grass Koiari |
| kbl | | | I | L | Kanembu |
| kbm | | | I | L | Iwal |
| kbn | | | I | L | Kare (Central African Republic) |
| kbo | | | I | L | Keliko |
| kbp | | | I | L | Kabiyé |
| kbq | | | I | L | Kamano |
| kbr | | | I | L | Kafa |
| kbs | | | I | L | Kande |
| kbt | | | I | L | Abadi |
| kbu | | | I | L | Kabutra |
| kbv | | | I | L | Dera (Indonesia) |
| kbw | | | I | L | Kaiep |
| kbx | | | I | L | Ap Ma |
| kby | | | I | L | Manga Kanuri |
| kbz | | | I | L | Duhwa |
| kca | | | I | L | Khanty |
| kcb | | | I | L | Kawacha |
| kcc | | | I | L | Lubila |
| kcd | | | I | L | Ngkâlmpw Kanum |
| kce | | | I | L | Kaivi |
| kcf | | | I | L | Ukaan |
| kcg | | | I | L | Tyap |
| kch | | | I | L | Vono |
| kci | | | I | L | Kamantan |
| kcj | | | I | L | Kobiana |
| kck | | | I | L | Kalanga |
| kcl | | | I | L | Kela (Papua New Guinea) |
| kcm | | | I | L | Gula (Central African Republic) |
| kcn | | | I | L | Nubi |
| kco | | | I | L | Kinalakna |
| kcp | | | I | L | Kanga |
| kcq | | | I | L | Kamo |
| kcr | | | I | L | Katla |
| kcs | | | I | L | Koenoem |
| kct | | | I | L | Kaian |
| kcu | | | I | L | Kami (Tanzania) |
| kcv | | | I | L | Kete |
| kcw | | | I | L | Kabwari |
| kcx | | | I | L | Kachama-Ganjule |
| kcy | | | I | L | Korandje |
| kcz | | | I | L | Konongo |
| kda | | | I | E | Worimi |
| kdc | | | I | L | Kutu |
| kdd | | | I | L | Yankunytjatjara |
| kde | | | I | L | Makonde |
| kdf | | | I | L | Mamusi |
| kdg | | | I | L | Seba |
| kdh | | | I | L | Tem |
| kdi | | | I | L | Kumam |
| kdj | | | I | L | Karamojong |
| kdk | | | I | L | Numee |
| kdl | | | I | L | Tsikimba |
| kdm | | | I | L | Kagoma |
| kdn | | | I | L | Kunda |
| kdp | | | I | L | Kaningdon-Nindem |
| kdq | | | I | L | Koch |
| kdr | | | I | L | Karaim |
| kdt | | | I | L | Kuy |
| kdu | | | I | L | Kadaru |
| kdw | | | I | L | Koneraw |
| kdx | | | I | L | Kam |
| kdy | | | I | L | Keder |
| kdz | | | I | L | Kwaja |
| kea | | | I | L | Kabuverdianu |
| keb | | | I | L | Kélé |
| kec | | | I | L | Keiga |
| ked | | | I | L | Kerewe |
| kee | | | I | L | Eastern Keres |
| kef | | | I | L | Kpessi |
| keg | | | I | L | Tese |
| keh | | | I | L | Keak |
| kei | | | I | L | Kei |
| kej | | | I | L | Kadar |
| kek | | | I | L | Kekchí |
| kel | | | I | L | Kela (Democratic Republic of Congo) |
| kem | | | I | L | Kemak |
| ken | | | I | L | Kenyang |
| keo | | | I | L | Kakwa |
| kep | | | I | L | Kaikadi |
| keq | | | I | L | Kamar |
| ker | | | I | L | Kera |
| kes | | | I | L | Kugbo |
| ket | | | I | L | Ket |
| keu | | | I | L | Akebu |
| kev | | | I | L | Kanikkaran |
| kew | | | I | L | West Kewa |
| kex | | | I | L | Kukna |
| key | | | I | L | Kupia |
| kez | | | I | L | Kukele |
| kfa | | | I | L | Kodava |
| kfb | | | I | L | Northwestern Kolami |
| kfc | | | I | L | Konda-Dora |
| kfd | | | I | L | Koraga |
| kfe | | | I | L | Kota (India) |
| kff | | | I | L | Koya |
| kfg | | | I | L | Kudiya |
| kfh | | | I | L | Kurichiya |
| kfi | | | I | L | Kannada Kurumba |
| kfj | | | I | L | Kemiehua |
| kfk | | | I | L | Kinnauri |
| kfl | | | I | L | Kung |
| kfm | | | I | L | Khunsari |
| kfn | | | I | L | Kuk |
| kfo | | | I | L | Koro (Côte d'Ivoire) |
| kfp | | | I | L | Korwa |
| kfq | | | I | L | Korku |
| kfr | | | I | L | Kachchi |
| kfs | | | I | L | Bilaspuri |
| kft | | | I | L | Kanjari |
| kfu | | | I | L | Katkari |
| kfv | | | I | L | Kurmukar |
| kfw | | | I | L | Kharam Naga |
| kfx | | | I | L | Kullu Pahari |
| kfy | | | I | L | Kumaoni |
| kfz | | | I | L | Koromfé |
| kga | | | I | L | Koyaga |
| kgb | | | I | L | Kawe |
| kgc | | | I | L | Kasseng |
| kgd | | | I | L | Kataang |
| kge | | | I | L | Komering |
| kgf | | | I | L | Kube |
| kgg | | | I | E | Kusunda |
| kgi | | | I | L | Selangor Sign Language |
| kgj | | | I | L | Gamale Kham |
| kgk | | | I | L | Kaiwá |
| kgl | | | I | E | Kunggari |
| kgm | | | I | E | Karipúna |
| kgn | | | I | L | Karingani |
| kgo | | | I | L | Krongo |
| kgp | | | I | L | Kaingáng |
| kgq | | | I | L | Kamoro |
| kgr | | | I | L | Abun |
| kgs | | | I | L | Kumbainggar |
| kgt | | | I | L | Somyev |
| kgu | | | I | L | Kobol |
| kgv | | | I | L | Karas |
| kgw | | | I | L | Karon Dori |
| kgx | | | I | L | Kamaru |
| kgy | | | I | L | Kyerung |
| kha | kha | | I | L | Khasi |
| khb | | | I | L | Lü |
| khc | | | I | L | Tukang Besi North |
| khd | | | I | L | Bädi Kanum |
| khe | | | I | L | Korowai |
| khf | | | I | L | Khuen |
| khg | | | I | L | Khams Tibetan |
| khh | | | I | L | Kehu |
| khj | | | I | L | Kuturmi |
| khk | | | I | L | Halh Mongolian |
| khl | | | I | L | Lusi |
| khm | khm | km | I | L | Central Khmer |
| khn | | | I | L | Khandesi |
| kho | kho | | I | A | Khotanese |
| khp | | | I | L | Kapori |
| khq | | | I | L | Koyra Chiini Songhay |
| khr | | | I | L | Kharia |
| khs | | | I | L | Kasua |
| kht | | | I | L | Khamti |
| khu | | | I | L | Nkhumbi |
| khv | | | I | L | Khvarshi |
| khw | | | I | L | Khowar |
| khx | | | I | L | Kanu |
| khy | | | I | L | Kele (Democratic Republic of Congo) |
| khz | | | I | L | Keapara |
| kia | | | I | L | Kim |
| kib | | | I | L | Koalib |
| kic | | | I | L | Kickapoo |
| kid | | | I | L | Koshin |
| kie | | | I | L | Kibet |
| kif | | | I | L | Eastern Parbate |
| kig | | | I | L | Kimaama |
| kih | | | I | L | Kilmeri |
| kii | | | I | E | Kitsai |
| kij | | | I | L | Kilivila |
| kik | kik | ki | I | L | Kikuyu |
| kil | | | I | L | Kariya |
| kim | | | I | L | Karagas |
| kin | kin | rw | I | L | Kinyarwanda |
| kio | | | I | L | Kiowa |
| kip | | | I | L | Sheshi Kham |
| kiq | | | I | L | Kosadle |
| kir | kir | ky | I | L | Kirghiz |
| kis | | | I | L | Kis |
| kit | | | I | L | Agob |
| kiu | | | I | L | Kirmanjki |
| kiv | | | I | L | Kimbu |
| kiw | | | I | L | Northeast Kiwai |
| kix | | | I | L | Khiamniungan Naga |
| kiy | | | I | L | Kirikiri |
| kiz | | | I | L | Kisi |
| kja | | | I | L | Mlap |
| kjb | | | I | L | Kanjobal/Q'anjob'al |
| kjc | | | I | L | Coastal Konjo |
| kjd | | | I | L | Southern Kiwai |
| kje | | | I | L | Kisar |
| kjf | | | I | L | Khalaj |
| kjg | | | I | L | Khmu |
| kjh | | | I | L | Khakas |
| kji | | | I | L | Zabana |
| kjj | | | I | L | Khinalugh |
| kjk | | | I | L | Highland Konjo |
| kjl | | | I | L | Western Parbate |
| kjm | | | I | L | Kháng |
| kjn | | | I | L | Kunjen |
| kjo | | | I | L | Harijan Kinnauri |
| kjp | | | I | L | Pwo Eastern Karen |
| kjq | | | I | L | Western Keres |
| kjr | | | I | L | Kurudu |
| kjs | | | I | L | East Kewa |
| kjt | | | I | L | Phrae Pwo Karen |
| kju | | | I | L | Kashaya |
| kjx | | | I | L | Ramopa |
| kjy | | | I | L | Erave |
| kjz | | | I | L | Bumthangkha |
| kka | | | I | L | Kakanda |
| kkb | | | I | L | Kwerisa |
| kkc | | | I | L | Odoodee |
| kkd | | | I | L | Kinuku |
| kke | | | I | L | Kakabe |
| kkf | | | I | L | Kalaktang Monpa |
| kkg | | | I | L | Mabaka Valley Kalinga |
| kkh | | | I | L | Khün |
| kki | | | I | L | Kagulu |
| kkj | | | I | L | Kako |
| kkk | | | I | L | Kokota |
| kkl | | | I | L | Kosarek Yale |
| kkm | | | I | L | Kiong |
| kkn | | | I | L | Kon Keu |
| kko | | | I | L | Karko |
| kkp | | | I | L | Gugubera |
| kkq | | | I | L | Kaiku |
| kkr | | | I | L | Kir-Balar |
| kks | | | I | L | Giiwo |
| kkt | | | I | L | Koi |
| kku | | | I | L | Tumi |
| kkv | | | I | L | Kangean |
| kkw | | | I | L | Teke-Kukuya |
| kkx | | | I | L | Kohin |
| kky | | | I | L | Guguyimidjir |
| kkz | | | I | L | Kaska |
| kla | | | I | L | Klamath-Modoc |
| klb | | | I | L | Kiliwa |
| klc | | | I | L | Kolbila |
| kld | | | I | L | Gamilaraay |
| kle | | | I | L | Kulung (Nepal) |
| klf | | | I | L | Kendeje |
| klg | | | I | L | Tagakaulu Kalagan |
| klh | | | I | L | Weliki |
| kli | | | I | L | Kalumpang |
| klj | | | I | L | Turkic Khalaj |
| klk | | | I | L | Kono (Nigeria) |
| kll | | | I | L | Kagan Kalagan |
| klm | | | I | L | Kolom |
| kln | | | I | L | Kalenjin |
| klo | | | I | L | Kapya |
| klp | | | I | L | Kamasa |
| klq | | | I | L | Rumu |
| klr | | | I | L | Khaling |
| kls | | | I | L | Kalasha |
| klt | | | I | L | Nukna |
| klu | | | I | L | Klao |
| klv | | | I | L | Maskelynes |
| klw | | | I | L | Lindu |
| klx | | | I | L | Koluwawa |
| kly | | | I | L | Kalao |
| klz | | | I | L | Kabola |
| kma | | | I | L | Konni |
| kmb | kmb | | I | L | Kimbundu |
| kmc | | | I | L | Southern Dong |
| kmd | | | I | L | Madukayang Kalinga |
| kme | | | I | L | Bakole |
| kmf | | | I | L | Kare (Papua New Guinea) |
| kmg | | | I | L | Kâte |
| kmh | | | I | L | Kalam |
| kmi | | | I | L | Kami (Nigeria) |
| kmj | | | I | L | Kumarbhag Paharia |
| kmk | | | I | L | Limos Kalinga |
| kml | | | I | L | Tanudan Kalinga |
| kmm | | | I | L | Kom (India) |
| kmn | | | I | L | Awtuw |
| kmo | | | I | L | Kwoma |
| kmp | | | I | L | Gimme |
| kmq | | | I | L | Kwama |
| kmr | | | I | L | Northern Kurdish |
| kms | | | I | L | Kamasau |
| kmt | | | I | L | Kemtuik |
| kmu | | | I | L | Kanite |
| kmv | | | I | L | lanc-patuá |
| kmw | | | I | L | Komo (Democratic Republic of Congo) |
| kmx | | | I | L | Waboda |
| kmy | | | I | L | Koma |
| kmz | | | I | L | Khorasani Turkish |
| kna | | | I | L | Dera (Nigeria) |
| knb | | | I | L | Lubuagan Kalinga |
| knc | | | I | L | Central Kanuri |
| knd | | | I | L | Konda |
| kne | | | I | L | Kankanaey |
| knf | | | I | L | Mankanya |
| kng | | | I | L | Koongo |
| kni | | | I | L | Kanufi |
| knj | | | I | L | Western Kanjobal |
| knk | | | I | L | Kuranko |
| knl | | | I | L | Keninjal |
| knm | | | I | L | Kanamarí |
| knn | | | I | L | Konkani (specific) |
| kno | | | I | L | Kono (Sierra Leone) |
| knp | | | I | L | Kwanja |
| knq | | | I | L | Kintaq |
| knr | | | I | L | Kaningra |
| kns | | | I | L | Kensiu |
| knt | | | I | L | Panoan Katukína |
| knu | | | I | L | Kono (Guinea) |
| knv | | | I | L | Tabo |
| knw | | | I | L | Kung-Ekoka |
| knx | | | I | L | Kendayan; Salako |
| kny | | | I | L | Kanyok |
| knz | | | I | L | Kalamsé |
| koa | | | I | L | Konomala |
| koc | | | I | E | Kpati |
| kod | | | I | L | Kodi |
| koe | | | I | L | Kacipo-Balesi |
| kof | | | I | E | Kubi |
| kog | | | I | L | Cogui |
| koh | | | I | L | Koyo |
| koi | | | I | L | Komi-Permyak |
| koj | | | I | L | Sara Dunjo |
| kok | kok | | M | L | Konkani (generic) |
| kol | | | I | L | Kol (Papua New Guinea) |
| kom | kom | kv | M | L | Komi |
| kon | kon | kg | M | L | Kongo |
| koo | | | I | L | Konjo |
| kop | | | I | L | Kwato |
| koq | | | I | L | Kota (Gabon) |
| kor | kor | ko | I | L | Korean |
| kos | kos | | I | L | Kosraean |
| kot | | | I | L | Lagwan |
| kou | | | I | L | Koke |
| kov | | | I | L | Kudu-Camo |
| kow | | | I | L | Kugama |
| kox | | | I | E | Coxima |
| koy | | | I | L | Koyukon |
| koz | | | I | L | Korak |
| kpa | | | I | L | Kutto |
| kpb | | | I | L | Mullu Kurumba |
| kpc | | | I | L | Curripaco |
| kpd | | | I | L | Koba |
| kpe | kpe | | M | L | Kpelle |
| kpf | | | I | L | Komba |
| kpg | | | I | L | Kapingamarangi |
| kph | | | I | L | Kplang |
| kpi | | | I | L | Kofei |
| kpj | | | I | L | Karajá |
| kpk | | | I | L | Kpan |
| kpl | | | I | L | Kpala |
| kpm | | | I | L | Koho |
| kpn | | | I | E | Kepkiriwát |
| kpo | | | I | L | Ikposo |
| kpq | | | I | L | Korupun-Sela |
| kpr | | | I | L | Korafe |
| kps | | | I | L | Tehit |
| kpt | | | I | L | Karata |
| kpu | | | I | L | Kafoa |
| kpv | | | I | L | Komi-Zyrian |
| kpw | | | I | L | Kobon |
| | | I | L | Mountain Koiali |
| kpy | | | I | L | Koryak |
| kpz | | | I | L | Kupsabiny |
| kqa | | | I | L | Mum |
| kqb | | | I | L | Kovai |
| kqc | | | I | L | Doromu |
| kqd | | | I | L | Koy Sanjaq Surat |
| kqe | | | I | L | Kalagan |
| kqf | | | I | L | Kakabai |
| kqg | | | I | L | Khe |
| kqh | | | I | L | Kisankasa |
| kqi | | | I | L | Koitabu |
| kqj | | | I | L | Koromira |
| kqk | | | I | L | Kotafon Gbe |
| kql | | | I | L | Kyenele |
| kqm | | | I | L | Khisa |
| kqn | | | I | L | Kaonde |
| kqo | | | I | L | Eastern Krahn |
| kqp | | | I | L | Kimré |
| kqq | | | I | L | Krenak |
| kqr | | | I | L | Kimaragang |
| kqs | | | I | L | Northern Kissi |
| kqt | | | I | L | Klias River Kadazan |
| kqu | | | I | E | Seroa |
| kqv | | | I | L | Okolod |
| kqw | | | I | L | Kandas |
| kqx | | | I | L | Mser |
| kqy | | | I | L | Koorete |
| kqz | | | I | E | Korana |
| kra | | | I | L | Kumhali |
| krb | | | I | E | Karkin |
| krc | krc | | I | L | Karachay-Balkar |
| krd | | | I | L | Kairui-Midiki |
| kre | | | I | L | Panará |
| krf | | | I | L | Koro (Vanuatu) |
| krh | | | I | L | Kurama |
| kri | | | I | L | Krio |
| krj | | | I | L | Kinaray-A |
| krk | | | I | L | Kerek |
| krl | krl | | I | L | Karelian |
| krm | | | I | L | Krim |
| krn | | | I | L | Sapo |
| krp | | | I | L | Korop |
| krr | | | I | L | Kru'ng 2 |
| krs | | | I | L | Gbaya (Sudan) |
| krt | | | I | L | Tumari Kanuri |
| kru | kru | | I | L | Kurukh |
| krv | | | I | L | Kravet |
| krw | | | I | L | Western Krahn |
| krx | | | I | L | Karon |
| kry | | | I | L | Kryts |
| krz | | | I | L | Sota Kanum |
| ksa | | | I | L | Shuwa-Zamani |
| ksb | | | I | L | Shambala |
| ksc | | | I | L | Southern Kalinga |
| ksd | | | I | L | Kuanua |
| kse | | | I | L | Kuni |
| ksf | | | I | L | Bafia |
| ksg | | | I | L | Kusaghe |
| ksh | | | I | L | Kölsch |
| ksi | | | I | L | Krisa |
| ksj | | | I | L | Uare |
| ksk | | | I | E | Kansa |
| ksl | | | I | L | Kumalu |
| ksm | | | I | L | Kumba |
| ksn | | | I | L | Kasiguranin |
| kso | | | I | L | Kofa |
| ksp | | | I | L | Kaba |
| ksq | | | I | L | Kwaami |
| ksr | | | I | L | Borong |
| kss | | | I | L | Southern Kisi |
| kst | | | I | L | Winyé |
| ksu | | | I | L | Khamyang |
| ksv | | | I | L | Kusu |
| ksw | | | I | L | S'gaw Karen |
| ksx | | | I | L | Kedang |
| ksy | | | I | L | Kharia Thar |
| ksz | | | I | L | Kodaku |
| kta | | | I | L | Katua |
| ktb | | | I | L | Kambaata |
| ktc | | | I | L | Kholok |
| ktd | | | I | L | Kokata |
| kte | | | I | L | Nubri |
| ktf | | | I | L | Kwami |
| ktg | | | I | E | Kalkutung |
| kth | | | I | L | Karanga |
| kti | | | I | L | North Muyu |
| ktj | | | I | L | Plapo Krumen |
| ktk | | | I | E | Kaniet |
| ktl | | | I | L | Koroshi |
| ktm | | | I | L | Kurti |
| ktn | | | I | L | Karitiâna |
| kto | | | I | L | Kuot |
| ktp | | | I | L | Kaduo |
| ktq | | | I | E | Katabaga |
| ktr | | | I | L | Kota Marudu Tinagas |
| kts | | | I | L | South Muyu |
| ktt | | | I | L | Ketum |
| ktu | | | I | L | Kituba (Democratic Republic of Congo) |
| ktv | | | I | L | Eastern Katu |
| ktw | | | I | E | Kato |
| ktx | | | I | L | Kaxararí |
| kty | | | I | L | Kango (Bas-Uélé District) |
| ktz | | | I | L | Ju/'hoan |
| kua | kua | kj | I | L | Kuanyama |
| kub | | | I | L | Kutep |
| kud | | | I | L | 'Auhelawa |
| kue | | | I | L | Kuman |
| kuf | | | I | L | Western Katu |
| kug | | | I | L | Kupa |
| kuh | | | I | L | Kushi |
| kui | | | I | L | Kuikúro-Kalapálo |
| kuj | | | I | L | Kuria |
| kuk | | | I | L | Kepo' |
| kul | | | I | L | Kulere |
| kum | kum | | I | L | Kumyk |
| kun | | | I | L | Kunama |
| kuo | | | I | L | Kumukio |
| kup | | | I | L | Kunimaipa |
| kuq | | | I | L | Karipuna |
| kur | kur | ku | M | L | Kurdish |
| kus | | | I | L | Kusaal |
| kut | kut | | I | L | Kutenai |
| kuu | | | I | L | Upper Kuskokwim |
| kuv | | | I | L | Kur |
| kuw | | | I | L | Kpagua |
| kux | | | I | L | Kukatja |
| kuy | | | I | L | Kuuku-Ya'u |
| kuz | | | I | E | Kunza |
| kva | | | I | L | Bagvalal |
| kvb | | | I | L | Kubu |
| kvc | | | I | L | Kove |
| kvd | | | I | L | Kui (Indonesia) |
| kve | | | I | L | Kalabakan |
| kvf | | | I | L | Kabalai |
| kvg | | | I | L | Kuni-Boazi |
| kvh | | | I | L | Komodo |
| kvi | | | I | L | Kwang |
| kvj | | | I | L | Psikye |
| kvk | | | I | L | Korean Sign Language |
| kvl | | | I | L | Brek Karen |
| kvm | | | I | L | Kendem |
| kvn | | | I | L | Border Kuna |
| kvo | | | I | L | Dobel |
| kvp | | | I | L | Kompane |
| kvq | | | I | L | Geba Karen |
| kvr | | | I | L | Kerinci |
| kvs | | | I | L | Kunggara |
| kvt | | | I | L | Lahta Karen |
| kvu | | | I | L | Yinbaw Karen |
| kvv | | | I | L | Kola |
| kvw | | | I | L | Wersing |
| kvx | | | I | L | Parkari Koli |
| kvy | | | I | L | Yintale Karen |
| kvz | | | I | L | Tsakwambo |
| kwa | | | I | L | Dâw |
| kwb | | | I | L | Kwa |
| kwc | | | I | L | Likwala |
| kwd | | | I | L | Kwaio |
| kwe | | | I | L | Kwerba |
| kwf | | | I | L | Kwara'ae |
| kwg | | | I | L | Kaba Deme |
| kwh | | | I | L | Kowiai |
| kwi | | | I | L | Awá-Cuaiquer |
| kwj | | | I | L | Kwanga |
| kwk | | | I | L | Kwakiutl |
| kwl | | | I | L | Kofyar |
| kwm | | | I | L | Kwambi |
| kwn | | | I | L | Kwangali |
| kwo | | | I | L | Kwomtari |
| kwp | | | I | L | Kodia |
| kwq | | | I | L | Kwak |
| kwr | | | I | L | Kwer |
| kws | | | I | L | Kwese |
| kwt | | | I | L | Kwesten |
| kwu | | | I | L | Kwakum |
| kwv | | | I | L | Kaba Na |
| kww | | | I | L | Kwinti |
| kwx | | | I | L | Khirwar |
| kwy | | | I | L | San Salvador Kongo |
| kwz | | | I | E | Kwadi |
| kxa | | | I | L | Kairiru |
| kxb | | | I | L | Krobu |
| kxc | | | I | L | Konso/Khonso |
| kxd | | | I | L | Brunei |
| kxe | | | I | L | Kakihum |
| kxf | | | I | L | Manumanaw Karen |
| kxh | | | I | L | Karo (Ethiopia) |
| kxi | | | I | L | Keningau Murut |
| kxj | | | I | L | Kulfa |
| kxk | | | I | L | Zayein Karen |
| kxl | | | I | L | Nepali Kurux |
| kxm | | | I | L | Northern Khmer |
| kxn | | | I | L | Kanowit |
| kxo | | | I | E | Kanoé |
| kxp | | | I | L | Wadiyara Koli |
| kxq | | | I | L | Smärky Kanum |
| kxr | | | I | L | Koro (Papua New Guinea) |
| kxs | | | I | L | Kangjia |
| kxt | | | I | L | Koiwat |
| kxu | | | I | L | Kui (India) |
| kxv | | | I | L | Kuvi |
| kxw | | | I | L | Konai |
| kxx | | | I | L | Likuba |
| kxy | | | I | L | Kayong |
| kxz | | | I | L | Kerewo |
| kya | | | I | L | Kwaya |
| kyb | | | I | L | Butbut Kalinga |
| kyc | | | I | L | Kyaka |
| kyd | | | I | L | Karey |
| kye | | | I | L | Krache |
| kyf | | | I | L | Kouya |
| kyg | | | I | L | Keyagana |
| kyh | | | I | L | Karok |
| kyi | | | I | L | Kiput |
| kyj | | | I | L | Karao |
| kyk | | | I | L | Kamayo |
| kyl | | | I | L | Kalapuya |
| kym | | | I | L | Kpatili |
| kyn | | | I | L | Northern Binukidnon |
| kyo | | | I | L | Kelon |
| kyp | | | I | L | Kang |
| kyq | | | I | L | Kenga |
| kyr | | | I | L | Kuruáya |
| kys | | | I | L | Baram Kayan |
| kyt | | | I | L | Kayagar |
| kyu | | | I | L | Western Kayah |
| kyv | | | I | L | Kayort |
| kyw | | | I | L | Kudmali |
| kyx | | | I | L | Rapoisi |
| kyy | | | I | L | Kambaira |
| kyz | | | I | L | Kayabí |
| kza | | | I | L | Western Karaboro |
| kzb | | | I | L | Kaibobo |
| kzc | | | I | L | Bondoukou Kulango |
| kzd | | | I | L | Kadai |
| kze | | | I | L | Kosena |
| kzf | | | I | L | Da'a Kaili |
| kzg | | | I | L | Kikai |
| kzi | | | I | L | Kelabit |
| kzj | | | I | L | Coastal Kadazan |
| kzk | | | I | E | Kazukuru |
| kzl | | | I | L | Kayeli |
| kzm | | | I | L | Kais |
| kzn | | | I | L | Kokola |
| kzo | | | I | L | Kaningi |
| kzp | | | I | L | Kaidipang |
| kzq | | | I | L | Kaike |
| kzr | | | I | L | Karang |
| kzs | | | I | L | Sugut Dusun |
| kzt | | | I | L | Tambunan Dusun |
| kzu | | | I | L | Kayupulau |
| kzv | | | I | L | Komyandaret |
| kzw | | | I | E | Karirí-Xocó |
| kzx | | | I | L | Kamarian |
| kzy | | | I | L | Kango (Tshopo District) |
| kzz | | | I | L | Kalabra |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| kds | Lahu Shi | Suddiviso in Kucong (lkc) e Lahu Shi (lhi) |
| kdv | Kado | Suddiviso in Kadu (zkd) e Kanan (zkn) |
| kgh | Upper Tanudan Kalinga | Unito da Tanudan Kalinga (kml) |
| knh | Kayan River Kenyah | Lingua inesistente |
| kob | Kohoroxitari | Unito a Sanumá (xsu) |
| kpp | Paku Karen | Suddiviso in Mobwa Karen (jkm) e Paku Karen (jkp) |
| krg | North Korowai | Unito a Korowai (khe) |
| krq | Krui | Unito a Lampung Api (ljp) |
| kxg | Katingan | Unito a Ngaju (nij) |
| kzh | Kenuzi-Dongola | Suddiviso in Andaandi (Dongolawi) (dgl) e Kenzi (Mattoki) (xnz) |

### L

| Cod. | 639-2 | 639-1 | Dom | Tip | Nome |
| laa | | | I | L | Lapuyan Subanun |
| lac | | | I | L | Lacandon |
| lad | lad | | I | L | Ladino |
| lae | | | I | L | Pattani |
| laf | | | I | L | Lafofa |
| lag | | | I | L | Langi |
| lah | lah | | M | L | Lahnda |
| lai | | | I | L | Lambya |
| laj | | | I | L | Lango (Uganda) |
| lak | | | I | L | Laka (Nigeria) |
| lal | | | I | L | Lalia |
| lam | lam | | I | L | Lamba |
| lan | | | I | L | Laru |
| lao | lao | lo | I | L | Lao |
| lap | | | I | L | Laka (Chad) |
| laq | | | I | L | Qabiao |
| lar | | | I | L | Larteh |
| las | | | I | L | Lama (Togo) |
| lat | lat | la | I | A | Latin |
| lau | | | I | L | Laba |
| lav | lav | lv | I | L | Latvian |
| law | | | I | L | Lauje |
| lax | | | I | L | Tiwa |
| lay | | | I | L | Lama (Myanmar) |
| laz | | | I | E | Aribwatsa |
| lba | | | I | L | Lui |
| lbb | | | I | L | Label |
| lbc | | | I | L | Lakkia |
| lbe | | | I | L | Lak |
| lbf | | | I | L | Tinani |
| lbg | | | I | L | Laopang |
| lbi | | | I | L | La'bi |
| lbj | | | I | L | Ladakhi |
| lbl | | | I | L | Libon Bikol |
| lbm | | | I | L | Lodhi |
| lbn | | | I | L | Lamet |
| lbo | | | I | L | Laven |
| lbq | | | I | L | Wampar |
| lbr | | | I | L | Lohorung |
| lbs | | | I | L | Libyan Sign Language |
| lbt | | | I | L | Lachi |
| lbu | | | I | L | Labu |
| lbv | | | I | L | Lavatbura-Lamusong |
| lbw | | | I | L | Tolaki |
| lbx | | | I | L | Lawangan |
| lby | | | I | E | Lamu-Lamu |
| lbz | | | I | L | Lardil |
| lcc | | | I | L | Legenyem |
| lcd | | | I | L | Lola |
| lce | | | I | L | Loncong |
| lcf | | | I | L | Lubu |
| lch | | | I | L | Luchazi |
| lcl | | | I | L | Lisela |
| lcm | | | I | L | Tungag |
| lcp | | | I | L | Western Lawa |
| lcs | | | I | L | Lisabata-Nuniali |
| ldb | | | I | L | Idun |
| ldd | | | I | L | Luri |
| ldg | | | I | L | Lenyima |
| ldh | | | I | L | Lamja-Dengsa-Tola |
| ldi | | | I | L | Laari |
| ldj | | | I | L | Lemoro |
| ldk | | | I | L | Leelau |
| ldl | | | I | L | Kaan |
| ldm | | | I | L | Landoma |
| ldn | | | I | C | Láadan |
| ldo | | | I | L | Loo |
| ldp | | | I | L | Tso |
| ldq | | | I | L | Lufu |
| lea | | | I | L | Lega-Shabunda |
| leb | | | I | L | Lala-Bisa |
| lec | | | I | L | Leco |
| led | | | I | L | Lendu |
| lee | | | I | L | Lyélé |
| lef | | | I | L | Lelemi |
| leg | | | I | L | Lengua |
| leh | | | I | L | Lenje |
| lei | | | I | L | Lemio |
| lej | | | I | L | Lengola |
| lek | | | I | L | Leipon |
| lel | | | I | L | Lele (Democratic Republic of Congo) |
| lem | | | I | L | Nomaande |
| len | | | I | L | Lenca |
| leo | | | I | L | Leti (Cameroon) |
| lep | | | I | L | Lepcha |
| leq | | | I | L | Lembena |
| ler | | | I | L | Lenkau |
| les | | | I | L | Lese |
| let | | | I | L | Lesing-Gelimi |
| leu | | | I | L | Kara (Papua New Guinea) |
| lev | | | I | L | Lamma |
| lew | | | I | L | Ledo Kaili |
| lex | | | I | L | Luang |
| ley | | | I | L | Lemolang |
| lez | lez | | I | L | Lezghian |
| lfa | | | I | L | Lefa |
| lga | | | I | L | Lungga |
| lgb | | | I | L | Laghu |
| lgg | | | I | L | Lugbara |
| lgh | | | I | L | Laghuu |
| lgi | | | I | L | Lengilu |
| lgk | | | I | L | Lingarak |
| lgl | | | I | L | Wala |
| lgm | | | I | L | Lega-Mwenga |
| lgn | | | I | L | Opuuo |
| lgq | | | I | L | Logba |
| lgr | | | I | L | Lengo |
| lgt | | | I | L | Pahi |
| lgu | | | I | L | Longgu |
| lgz | | | I | L | Ligenza |
| lha | | | I | L | Laha (Viet Nam) |
| lhh | | | I | L | Laha (Indonesia) |
| lhi | | | I | L | Lahu Shi |
| lhl | | | I | L | Lahul Lohar |
| lhm | | | I | L | Lhomi |
| lhn | | | I | L | Lahanan |
| lhp | | | I | L | Lhokpu |
| lhs | | | I | E | Mlahsö |
| lht | | | I | L | Toga |
| lhu | | | I | L | Lahu |
| lia | | | I | L | West-Central Limba |
| lib | | | I | L | Likum |
| lic | | | I | L | Hlai |
| lid | | | I | L | Nyindrou |
| lie | | | I | L | Likila |
| lif | | | I | L | Limbu |
| lig | | | I | L | Ligbi |
| lih | | | I | L | Lihir |
| lii | | | I | L | Lingkhim |
| lij | | | I | L | Ligurian |
| lik | | | I | L | Lika |
| lil | | | I | L | Lillooet |
| lim | lim | li | I | L | Limburgan |
| lin | lin | ln | I | L | Lingala |
| lio | | | I | L | Liki |
| lip | | | I | L | Sekpele |
| liq | | | I | L | Libido |
| lir | | | I | L | Liberian English |
| lis | | | I | L | Lisu |
| lit | lit | lt | I | L | Lithuanian |
| liu | | | I | L | Logorik |
| liv | | | I | L | Liv |
| liw | | | I | L | Col |
| lix | | | I | L | Liabuku |
| liy | | | I | L | Banda-Bambari |
| liz | | | I | L | Libinza |
| lje | | | I | L | Rampi |
| lji | | | I | L | Laiyolo |
| ljl | | | I | L | Li'o |
| ljp | | | I | L | Lampung Api |
| lka | | | I | L | Lakalei |
| lkc | | | I | L | Kucong |
| lkd | | | I | L | Lakondê |
| lke | | | I | L | Kenyi |
| lkh | | | I | L | Lakha |
| lki | | | I | L | Laki |
| lkj | | | I | L | Remun |
| lkl | | | I | L | Laeko-Libuat |
| lkn | | | I | L | Lakona |
| lkr | | | I | L | Päri |
| lkt | | | I | L | Lakota |
| lky | | | I | L | Lokoya |
| lla | | | I | L | Lala-Roba |
| llb | | | I | L | Lolo |
| llc | | | I | L | Lele (Guinea) |
| lld | | | I | L | Ladin |
| lle | | | I | L | Lele (Papua New Guinea) |
| llf | | | I | E | Hermit |
| llg | | | I | L | Lole |
| lli | | | I | L | Teke-Laali |
| llk | | | I | L | Lelak |
| lll | | | I | L | Lilau |
| llm | | | I | L | Lasalimu |
| lln | | | I | L | Lele (Chad) |
| llo | | | I | L | Khlor |
| llp | | | I | L | North Efate |
| llq | | | I | L | Lolak |
| lls | | | I | L | Lithuanian Sign Language |
| llu | | | I | L | Lau |
| llx | | | I | L | Lauan |
| lma | | | I | L | East Limba |
| lmb | | | I | L | Merei |
| lmc | | | I | L | Limilngan |
| lmd | | | I | L | Lumun |
| lme | | | I | L | Pévé |
| lmf | | | I | L | South Lembata |
| lmg | | | I | L | Lamogai |
| lmh | | | I | L | Lambichhong |
| lmi | | | I | L | Lombi |
| lmj | | | I | L | West Lembata |
| lmk | | | I | L | Lamkang |
| lml | | | I | L | Hano |
| lmm | | | I | L | Lamam |
| lmn | | | I | L | Lambadi |
| lmo | | | I | L | Lombard |
| lmp | | | I | L | Limbum |
| lmq | | | I | L | Lamatuka |
| lmr | | | I | L | Lamalera |
| lmu | | | I | L | Lamenu |
| lmv | | | I | L | Lomaiviti |
| lmw | | | I | L | Lake Miwok |
| lmx | | | I | L | Laimbue |
| lmy | | | I | L | Lamboya |
| lmz | | | I | E | Lumbee |
| lna | | | I | L | Langbashe |
| lnb | | | I | L | Mbalanhu |
| lnd | | | I | L | Lundayeh |
| lng | | | I | A | Langobardic |
| lnh | | | I | L | Lanoh |
| lni | | | I | L | Lantanai |
| lnj | | | I | E | Leningitij |
| lnl | | | I | L | South Central Banda |
| lnm | | | I | L | Langam |
| lnn | | | I | L | Lorediakarkar |
| lno | | | I | L | Lango (Sudan) |
| lns | | | I | L | Lamnso' |
| lnu | | | I | L | Longuda |
| lnz | | | I | L | Lonzo |
| loa | | | I | L | Loloda |
| lob | | | I | L | Lobi |
| loc | | | I | L | Inonhan |
| loe | | | I | L | Saluan |
| lof | | | I | L | Logol |
| log | | | I | L | Logo |
| loh | | | I | L | Narim |
| loi | | | I | L | Loma (Côte d'Ivoire) |
| loj | | | I | L | Lou |
| lok | | | I | L | Loko |
| lol | lol | | I | L | Mongo |
| lom | | | I | L | Loma (Liberia) |
| lon | | | I | L | Malawi Lomwe |
| loo | | | I | L | Lombo |
| lop | | | I | L | Lopa |
| loq | | | I | L | Lobala |
| lor | | | I | L | Téén |
| los | | | I | L | Loniu |
| lot | | | I | L | Otuho |
| lou | | | I | L | Creolo di Louisiana |
| lov | | | I | L | Lopi |
| low | | | I | L | Tampias Lobu |
| lox | | | I | L | Loun |
| loy | | | I | L | Lowa |
| loz | loz | | I | L | Lozi |
| lpa | | | I | L | Lelepa |
| lpe | | | I | L | Lepki |
| lpo | | | I | L | Lipo |
| | | I | L | Lopit |
| lra | | | I | L | Rara Bakati' |
| lrc | | | I | L | Northern Luri |
| lre | | | I | E | Laurentian |
| lrg | | | I | L | Laragia |
| lrk | | | I | L | Loarki |
| lrl | | | I | L | Lari |
| lrn | | | I | L | Lorang |
| lro | | | I | L | Laro |
| lrr | | | I | L | Southern Yamphu |
| lrv | | | I | L | Larevat |
| lrz | | | I | L | Lemerig |
| lsa | | | I | L | Lasgerdi |
| lsd | | | I | L | Lishana Deni |
| lse | | | I | L | Lusengo |
| lsg | | | I | L | Lyons Sign Language |
| lsh | | | I | L | Lish |
| lsi | | | I | L | Lashi |
| lsl | | | I | L | Latvian Sign Language |
| lso | | | I | L | Laos Sign Language |
| lsr | | | I | L | Aruop |
| lss | | | I | L | Lasi |
| ltc | | | I | H | Late Middle Chinese |
| lti | | | I | L | Leti (Indonesia) |
| ltn | | | I | L | Latundê |
| ltu | | | I | L | Latu |
| ltz | ltz | lb | I | L | Luxembourgish |
| lua | lua | | I | L | Luba-Lulua |
| lub | lub | lu | I | L | Luba-Katanga |
| luc | | | I | L | Aringa |
| lud | | | I | L | Ludian |
| lue | | | I | L | Luvale |
| luf | | | I | L | Laua |
| lug | lug | lg | I | L | Ganda |
| lui | lui | | I | L | Luiseno |
| luj | | | I | L | Luna |
| luk | | | I | L | Lunanakha |
| lul | | | I | L | Olu'bo |
| lum | | | I | L | Luimbi |
| lun | lun | | I | L | Lunda |
| luo | luo | | I | L | Luo (Kenya and Tanzania) |
| lup | | | I | L | Lumbu |
| luq | | | I | L | Lucumi |
| lur | | | I | L | Laura |
| lus | lus | | I | L | Lushai |
| lut | | | I | L | Lushootseed |
| luu | | | I | L | Lumba-Yakkha |
| luv | | | I | L | Luwati |
| luw | | | I | L | Luo |
| luy | | | I | L | Luyia |
| luz | | | I | L | Southern Luri |
| lva | | | I | L | Maku'a |
| lvk | | | I | L | Lavukaleve |
| lvu | | | I | L | Levuka |
| lwa | | | I | L | Lwalu |
| lwe | | | I | L | Lewo Eleng |
| lwh | | | I | L | White Lachi |
| lwl | | | I | L | Eastern Lawa |
| lwm | | | I | L | Laomian |
| lwo | | | I | L | Luwo |
| lwt | | | I | L | Lewotobi |
| lww | | | I | L | Lewo |
| lya | | | I | L | Layakha |
| lyn | | | I | L | Luyana |
| lzl | | | I | L | Litzlitz |
| lzz | | | I | L | Laz |
Codici ritirati
| 639-3 | Nome | Motivo del ritiro |
| lcq | Luhu | Unito a Piru (ppr) |
| lms | Limousin | Unito a Occitan (post 1500) (oci) |
| lmt | Lematang | Unito a Musi (mui) |
| lnc | Languedocien | Unito a Occitan (post 1500) (oci) |
| lnt | Lintang | Unito a Central Malay (pse) |
| lod | Berawan | Suddiviso in Central Berawan (zbc), East Berawan (zbe), West Berawan (zbw) |