أيزو 639:s

| skm  |  |  | I/L |  |  | Sakam |  |  |  |  |  |
| skn  |  |  | I/L |  |  | Subanon, Kolibugan |  |  |  |  |  |
| sko  |  |  | I/L |  |  | Seko Tengah |  |  |  |  |  |
| skp  |  |  | I/L |  |  | Sekapan |  |  |  |  |  |
| skq  |  |  | I/L |  |  | Sininkere |  |  |  |  |  |
| skr  |  |  | I/L |  |  | Saraiki |  |  | 西莱基语 |  |  |
| sks  |  |  | I/L |  |  | Maia |  |  |  |  |  |
| skt  |  |  | I/L |  |  | Sakata |  |  |  |  |  |
| sku  |  |  | I/L |  |  | Sakao |  |  |  |  |  |
| skv  |  |  | I/L |  |  | Skou |  |  |  |  |  |
| skw  |  |  | I/E |  |  | Skepi Creole Dutch |  |  |  |  |  |
| skx  |  |  | I/L |  |  | Seko Padang |  |  |  |  |  |
| sky  |  |  | I/L |  |  | Sikaiana |  |  |  |  | Sikaiana |
| skz  |  |  | I/L |  |  | Sekar |  |  |  |  | Sekar |
| (slb)  |  |  |  |  |  | Kahumamahon Saluan |  |  |  |  |  |
| slc  |  |  | I/L |  |  | Sáliba |  |  |  |  |  |
| sld  |  |  | I/L |  |  | Sissala |  |  |  |  |  |
| sle  |  |  | I/L |  |  | Sholaga |  |  |  |  |  |
| slf  |  |  | I/L |  |  | Swiss-Italian Sign Language |  |  | 瑞士意大利语区手语 |  |  |
| slg  |  |  | I/L |  |  | Selungai Murut |  |  |  |  |  |
| slh  |  |  | I/L |  |  | Salish, Southern Puget Sound |  |  |  |  |  |
| sli  |  |  | I/L |  |  | Silesian, Lower | bas-silésien |  | 低地西里西亚语 |  | Schlesisch |
| slj  |  |  | I/L |  |  | Salumá |  | salumá |  |  |  |
| slk  | sk | slo | I/L |  | slovenčina | Slovak | slovaque | eslovaco | 斯洛伐克语 | словацкий | Slowakisch |
| sll  |  |  | I/L |  |  | Salt-Yui |  |  |  |  |  |
| slm  |  |  | I/L |  |  | Sama, Pangutaran |  |  |  |  |  |
| sln  |  |  | I/E |  |  | Salinan |  |  |  |  |  |
| slp  |  |  | I/L |  |  | Lamaholot |  |  |  |  | Lamaholot |
| slq  |  |  | I/L |  |  | Salchuq |  |  |  |  |  |
| slr  |  |  | I/L |  | Salar | Salar |  | salar | 撒拉语 |  |  |
| sls  |  |  | I/L |  |  | Singapore Sign Language |  |  | 新加坡手语 |  | Singapurianische Zeichensprache |
| slt  |  |  | I/L |  |  | Sila |  |  |  |  |  |
| slu  |  |  | I/L |  |  | Selaru |  |  |  |  | Selaru |
| slv  | sl | slv | I/L |  | slovenščina | Slovenian | slovène | esloveno | 斯洛文尼亚语、斯洛维尼亚语 | словенский | Slowenisch |
| slw  |  |  | I/L |  |  | Sialum |  |  |  |  |  |
| slx  |  |  | I/L |  |  | Salampasu |  |  |  |  |  |
| sly  |  |  | I/L |  |  | Selayar |  |  |  |  |  |
| slz  |  |  | I/L |  |  | Ma'ya |  |  |  |  |  |
| sma  |  | sma | I/L |  | saemi | Southern Sami | sami du Sud |  | 南萨米语 | южносаамский | Südsamisch |
| smb  |  |  | I/L |  |  | Simbari |  |  |  |  |  |
| smc  |  |  | I/E |  |  | Som |  |  |  |  |  |
| smd  |  |  | I/L |  |  | Sama |  |  |  |  |  |
| sme  | se | sme | I/L |  | sámi | Northern Sami | sami du Nord |  | 北萨米语 | северносаамский | Nordsamisch |
| smf  |  |  | I/L |  |  | Auwe |  |  |  |  |  |
| smg  |  |  | I/L |  |  | Simbali |  |  |  |  |  |
| smh  |  |  | I/L |  |  | Samei |  |  | 撒梅语 |  |  |
| smj  |  | smj | I/L |  | sámi | Lule Sami | sami de Lule |  | 律勒欧-萨米语 | луле-саамский | Lulesamisch |
| smk  |  |  | I/L |  |  | Bolinao |  |  |  |  |  |
| sml  |  |  | I/L |  |  | Sama, Central |  |  |  |  |  |
| لغة موساساوية  |  |  | I/L |  |  | Musasa |  |  | 穆萨斯语 |  |  |
| smn  |  | smn | I/L |  | säämi | Inari Sami | sami d'Inari |  | 伊纳里-萨米语 | инари-саамский | Inarisamisch |
| smo  | sm | smo | I/L |  | gagana Samoa | Samoan | samoan | samoano | 萨摩亚语 | самоанский | Samoanisch |
| آرامية سامرية  |  |  | I/E |  |  | Samaritan |  |  | 撒马利亚语 |  |  |
| smq  |  |  | I/L |  |  | Samo | samo |  |  |  |  |
| smr  |  |  | I/L |  |  | Simeulue |  |  |  |  |  |
| sms  |  | sms | I/L |  | sää'm | Skolt Sami | sami skolt |  | 斯科特-萨米 | колтта-саамский | Skoltsamisch |
| smt  |  |  | I/L |  |  | Simte |  |  |  |  |  |
| smu  |  |  | I/E |  |  | Somray |  |  |  |  |  |
| smv  |  |  | I/L |  |  | Samvedi |  |  |  |  |  |
| smw  |  |  | I/L |  |  | Sumbawa |  |  | 松巴哇语 |  |  |
| smx  |  |  | I/L |  |  | Samba |  |  |  |  |  |
| smy  |  |  | I/L |  |  | Semnani |  |  |  |  |  |
| smz  |  |  | I/L |  |  | Simeku |  |  |  |  |  |
| sna  | sn | sna | I/L |  | chiShona | Shona | shona | sonés | 修纳语; 绍纳语 | шона | Shona |
| snb  |  |  | I/L |  |  | Sebuyau |  |  |  |  |  |
| snc  |  |  | I/L |  |  | Sinaugoro |  |  |  |  |  |
| snd  | sd | snd | I/L |  | سندھی | Sindhi | sindhî | sindí | 信德语; 辛德语 | синдхи | Sindhi |
| sne  |  |  | I/L |  |  | Jagoi |  |  |  |  | Singge |
| snf  |  |  | I/L |  |  | Noon |  |  |  |  |  |
| sng  |  |  | I/L |  |  | Sanga (Democratic Republic of Congo) |  |  |  |  |  |
| snh  |  |  | I/E |  |  | Shinabo |  | shinabo |  |  |  |
| sni  |  |  | I/E |  |  | Sensi |  | sensi |  |  |  |
| snj  |  |  | I/L |  |  | Sango, Riverain |  |  |  |  |  |
| snk  |  | snk | I/L |  | Soninkanxaane | Soninke | soninké |  | 索宁克语 |  |  |
| snl  |  |  | I/L |  |  | Sangil |  |  |  |  |  |
| snm  |  |  | I/L |  |  | Ma'di, Southern |  |  |  |  |  |
| snn  |  |  | I/L |  |  | Siona |  | siona |  |  |  |
| sno  |  |  | I/L |  |  | Snohomish |  |  |  |  |  |
| snp  |  |  | I/L |  |  | Siane |  |  |  |  |  |
| snq  |  |  | I/L |  |  | Sangu (Gabon) |  |  |  |  |  |
| snr  |  |  | I/L |  |  | Sihan |  |  |  |  |  |
| sns  |  |  | I/L |  |  | South West Bay |  |  |  |  |  |
| snu  |  |  | I/L |  |  | Senggi |  |  |  |  |  |
| snv  |  |  | I/L |  |  | Sa'ban |  |  |  |  |  |
| snw  |  |  | I/L |  |  | Selee |  |  |  |  |  |
| snx  |  |  | I/L |  |  | Sam |  |  |  |  |  |
| sny  |  |  | I/L |  |  | Saniyo-Hiyewe |  |  |  |  |  |
| snz  |  |  | I/L |  |  | Sinsauru |  |  |  |  |  |
| soa  |  |  | I/L |  |  | Thai Song |  |  | 宋语 |  |  |
| sob  |  |  | I/L |  |  | Sobei |  |  |  | собей | Sobei |
| soc  |  |  | I/L |  |  | So (Democratic Republic of Congo) |  |  |  |  |  |
| sod  |  |  | I/L |  |  | Songoora |  |  |  |  |  |
| soe  |  |  | I/L |  |  | Songomeno |  |  |  |  |  |
| sog  |  | sog | I/A |  |  | Sogdian | sogdien |  | 粟特语 | согдийский | Sogdisch |
| soh  |  |  | I/L |  |  | Aka |  |  |  |  |  |
| soi  |  |  | I/L |  |  | Sonha |  |  |  |  |  |
| soj  |  |  | I/L |  |  | Soi |  |  |  |  |  |
| sok  |  |  | I/L |  |  | Sokoro |  |  |  |  |  |
| sol  |  |  | I/L |  |  | Solos |  |  |  |  |  |
| som  | so | som | I/L |  | Soomaaliga | Somali | somali | somalí | 索马里语; 索马利亚语 | сомали | Somalisch |
| soo  |  |  | I/L |  |  | Songo |  |  |  |  |  |
| sop  |  |  | I/L |  |  | Songe |  |  |  |  |  |
| soq  |  |  | I/L |  |  | Kanasi |  |  |  |  |  |
| sor  |  |  | I/L |  |  | Somrai |  |  |  |  |  |
| sos  |  |  | I/L |  |  | Seeku |  |  |  |  |  |
| لغة سوتية  | st | sot | I/L |  | Sesotho | Sotho, Southern | sotho du Sud | sesotho | 南索托语 | сесото | Sesotho |
| sou  |  |  | I/L |  |  | Thai, Southern |  |  |  |  |  |
| sov  |  |  | I/L |  |  | Sonsorol |  |  |  | сонсорол | Sonsorolesisch |
| sow  |  |  | I/L |  |  | Sowanda |  |  |  |  |  |
| sox  |  |  | I/L |  |  | So (Cameroon) |  |  |  |  |  |
| soy  |  |  | I/L |  |  | Miyobe |  |  |  |  |  |
| soz  |  |  | I/L |  |  | Temi |  |  |  |  |  |
| spa  | es | spa | I/L |  | español | Spanish (Castilian) | espagnol | español | 西班牙语 | испанский | Spanisch |
| spb  |  |  | I/L |  |  | Sepa (Indonesia) |  |  |  |  |  |
| spc  |  |  | I/L |  |  | Sapé |  |  |  |  |  |
| spd  |  |  | I/L |  |  | Saep |  |  |  |  |  |
| spe  |  |  | I/L |  |  | Sepa (Papua New Guinea) |  |  |  |  |  |
| spg  |  |  | I/L |  |  | Sian |  |  |  |  |  |
| spi  |  |  | I/L |  |  | Saponi | saponi |  |  |  |  |
| spk  |  |  | I/L |  |  | Sengo |  |  |  |  |  |
| spl  |  |  | I/L |  |  | Selepet |  |  |  |  |  |
| spm  |  |  | I/L |  |  | Sepen |  |  |  |  |  |
| spo  |  |  | I/L |  |  | Spokane |  |  |  |  |  |
| spp  |  |  | I/L |  |  | Senoufo, Supyire |  |  |  |  |  |
| spq  |  |  | I/L |  |  | Spanish, Loreto-Ucayali |  |  | 洛雷托-乌卡亚利西班牙语; 森林西班牙语 |  |  |
| spr  |  |  | I/L |  |  | Saparua |  |  |  |  |  |
| sps  |  |  | I/L |  |  | Saposa |  |  |  |  | Saposa |
| spt  |  |  | I/L |  |  | Spiti Bhoti |  |  |  |  |  |
| spu  |  |  | I/L |  |  | Sapuan |  |  |  |  |  |
| spv  |  |  | I/L |  |  | Sambalpuri |  |  |  |  |  |
| spx  |  |  | I/A |  |  | South Picene |  |  | 南皮赛恩语 |  |  |
| spy  |  |  | I/L |  |  | Sabaot |  |  |  |  |  |
| sqa  |  |  | I/L |  |  | Shama-Sambuga |  |  |  |  |  |
| sqh  |  |  | I/L |  |  | Shau |  |  |  |  |  |
| sqi  | sq | alb | M/L |  | Shqip | Albanian | albanais | albanés | 阿尔巴尼亚语 | албанский | Albanisch |
| sqk  |  |  | I/L |  |  | Albanian Sign Language |  |  |  |  |  |
| sqm  |  |  | I/L |  |  | Suma |  |  |  |  |  |
| sqn  |  |  | I/E |  |  | Susquehannock | susquehannock | conestog |  |  |  |
| sqo  |  |  | I/L |  |  | Sorkhei |  |  |  |  |  |
| sqq  |  |  | I/L |  |  | Sou |  |  |  |  |  |
| sqr  |  |  | I/H |  |  | Siculo Arabic |  |  |  |  |  |
| sqs  |  |  | I/L |  |  | Sri Lankan Sign Language |  |  | 斯里兰卡手语 |  |  |
| sqt  |  |  | I/L |  |  | Soqotri |  |  | 索科特拉语 |  |  |
| squ  |  |  | I/L |  |  | Squamish |  |  |  |  |  |
| sra  |  |  | I/L |  |  | Saruga |  |  |  |  |  |
| srb  |  |  | I/L |  |  | Sora |  |  | 萨瓦拉语 |  |  |
| src  |  |  | I/L |  |  | Sardinian, Logudorese |  |  | 萨丁尼亚-劳古多罗语 |  |  |
| srd  | sc | srd | M/L |  | sardu | Sardinian | sarde | sardo | 撒丁语, 萨丁尼亚语 | сардинский | Sardisch |
| sre  |  |  | I/L |  |  | Sara |  |  |  |  |  |
| srf  |  |  | I/L |  |  | Nafi |  |  |  |  |  |
| srg  |  |  | I/L |  |  | Sulod |  |  |  |  |  |
| srh  |  |  | I/L |  |  | Sarikoli |  |  | 色勒库尔语 |  |  |
| sri  |  |  | I/L |  |  | Siriano |  |  |  |  |  |
| (srj)  |  |  |  |  |  | Serawai |  |  |  |  |  |
| srk  |  |  | I/L |  |  | Serudung Murut |  |  |  |  |  |
| srl  |  |  | I/L |  |  | Isirawa |  |  |  |  |  |
| srm  |  |  | I/L |  | saamáka | Saramaccan | saramaccan |  |  |  | Saramaccaans |
| srn  |  | srn | I/L |  | Sranang Tongo | Sranan | créole surinamien | sranan | 苏里南汤加语 | сранан | Surinamisch |
| sro  |  |  | I/L |  |  | Sardinian, Campidanese |  |  | 萨丁尼亚-坎皮达诺语 |  |  |
| srp  | sr | srp | I/L |  | српски | Serbian | serbe | serbio | 塞尔维亚语 | сербский | Serbisch |
| srq  |  |  | I/L |  |  | Sirionó |  | sirionó |  |  |  |
| srr  |  | srr | I/L |  |  | Serer | sérère |  | 塞雷尔语 |  | Serer |
| srs  |  |  | I/L |  |  | Sarsi | sarsi |  |  |  |  |
| srt  |  |  | I/L |  |  | Sauri |  |  |  |  |  |
| sru  |  |  | I/L |  |  | Suruí |  | suruí |  |  |  |
| srv  |  |  | I/L |  |  | Sorsogon, Waray |  |  |  |  |  |
| srw  |  |  | I/L |  |  | Serua |  |  |  |  |  |
| srx  |  |  | I/L |  |  | Sirmauri |  |  |  |  |  |
| sry  |  |  | I/L |  |  | Sera |  |  |  |  |  |
| srz  |  |  | I/L |  |  | Shahmirzadi |  |  |  |  |  |
| ssb  |  |  | I/L |  |  | Sama, Southern |  |  |  |  |  |
| ssc  |  |  | I/L |  |  | Suba-Simbiti |  |  |  |  |  |
| ssd  |  |  | I/L |  |  | Siroi |  |  |  |  |  |
| sse  |  |  | I/L |  |  | Balangingi |  |  |  |  |  |
| ssf  |  |  | I/L |  |  | Thao |  |  | 邵语 |  | Thao |
| ssg  |  |  | I/L |  |  | Seimat |  |  |  |  | Seimat |
| ssh  |  |  | I/L |  |  | Arabic, Shihhi Spoken |  |  |  |  |  |
| ssi  |  |  | I/L |  |  | Sansi |  |  |  |  |  |
| ssj  |  |  | I/L |  |  | Sausi |  |  |  |  |  |
| ssk  |  |  | I/L |  |  | Sunam |  |  |  |  |  |
| ssl  |  |  | I/L |  |  | Sisaala, Western |  |  |  |  |  |
| ssm  |  |  | I/L |  |  | Semnam |  |  |  |  |  |
| ssn  |  |  | I/L |  |  | Sanye |  |  |  |  |  |
| sso  |  |  | I/L |  |  | Sissano |  |  |  |  |  |
| ssp  |  |  | I/L |  |  | Spanish Sign Language |  | lengua de signos española | 西班牙手语 |  |  |
| ssq  |  |  | I/L |  |  | So'a |  |  |  |  | So'a |
| ssr  |  |  | I/L |  |  | Swiss-French Sign Language |  |  | 瑞士法语区手语 |  |  |
| sss  |  |  | I/L |  |  | Sô |  |  |  |  |  |
| sst  |  |  | I/L |  |  | Sinasina |  |  |  |  |  |
| ssu  |  |  | I/L |  |  | Susuami |  |  |  |  |  |
| ssv  |  |  | I/L |  |  | Shark Bay |  |  |  |  |  |
| لغة سوازي  | ss | ssw | I/L |  | siSwati | Swati | swati | swati | 斯瓦特语; 史瓦济兰语 | свати | Siswati |
| ssx  |  |  | I/L |  |  | Samberigi |  |  |  |  |  |
| ssy  |  |  | I/L |  |  | Saho |  |  | 萨霍语 |  |  |
| ssz  |  |  | I/L |  |  | Sengseng |  |  |  |  | Sengseng |
| sta  |  |  | I/L |  |  | Settla |  |  |  |  |  |
| stb  |  |  | I/L |  |  | Subanen, Northern |  |  |  |  |  |
| (stc)  |  |  | I/L |  |  | Santa Cruz |  |  |  |  |  |
| std  |  |  | I/L |  |  | Sentinel |  |  |  |  |  |
| ste  |  |  | I/L |  |  | Liana-Seti |  |  |  |  |  |
| stf  |  |  | I/L |  |  | Seta |  |  |  |  |  |
| stg  |  |  | I/L |  |  | Trieng |  |  |  |  |  |
| sth  |  |  | I/L |  |  | Shelta |  |  | 雪尔塔语 |  |  |
| sti  |  |  | I/L |  |  | Stieng, Bulo |  |  |  |  |  |
| stj  |  |  | I/L |  |  | Samo, Matya |  |  |  |  |  |
| stk  |  |  | I/L |  |  | Arammba |  |  |  |  |  |
| stl  |  |  | I/L |  |  | Stellingwerfs |  |  |  |  |  |
| stm  |  |  | I/L |  |  | Setaman |  |  |  |  |  |
| stn  |  |  | I/L |  |  | Owa |  |  |  |  | Santa Ana |
| sto  |  |  | I/L |  | Isga Iʼabi | Stoney | stoney | stoney |  |  |  |
| stp  |  |  | I/L |  |  | Tepehuan, Southeastern |  |  |  |  |  |
| stq  |  |  | I/L |  | Seeltersk | Saterfriesisch |  |  | 沙特弗里西语 |  | Saterfriesisch |
| str  |  |  | I/L |  | xʷsenəčqən | Salish, Straits |  |  |  |  |  |
| sts  |  |  | I/L |  |  | Shumashti |  |  |  |  |  |
| stt  |  |  | I/L |  |  | Stieng, Budeh |  |  |  |  |  |
| stu  |  |  | I/L |  |  | Samtao |  |  |  |  |  |
| stv  |  |  | I/L |  |  | Silt'e |  |  |  |  |  |
| stw  |  |  | I/L |  |  | Satawalese |  |  |  |  |  |
| sua  |  |  | I/L |  |  | Sulka |  |  |  |  |  |
| sub  |  |  | I/L |  |  | Suku |  |  |  |  |  |