ISO 639:b

|-
!baa 
| || ||I/L||Austronesian || ||Babatana||
|-
!bab 
| || ||I/L||Niger-Congo || ||Bainouk-Gunyuño||
|-
!bac 
| || ||I/L||Austronesian || ||Badui||
|-
!bae 
| || ||I/E||Arawakan || ||Baré||
|-
!baf 
| || ||I/L||Niger-Congo || ||Nubaca||
|-
!bag 
| || ||I/L||Niger-Congo || ||Tuki||
|-
!bah 
| || ||I/L||English Creole || ||Bahamas Creole English||
|-
!baj 
| || ||I/L||Austronesian || ||Barakai||
|-
!bak 
|ba||bak||I/L||Turkic||башҡорт||Bashkir||
|-
!bal 
| ||bal||M/L||Indo-European ||بلوچی||Baluchi||
|-
!bam 
|bm||bam||I/L||Niger–Congo||bamanankan||Bambara||
|-
!ban 
| ||ban||I/L||Austronesian ||Basa Bali||Balinese||
|-
!bao 
| || ||I/L||Tucanoan || ||Waimaha||
|-
!bap 
| || ||I/L||Sino-Tibetan||बान्तावा||Bantawa||
|-
!bar 
| || ||I/L||Indo-European || ||Bavarian||
|-
!bas 
| ||bas||I/L||Niger-Congo ||ɓasaá||Basa (Cameroon)||
|-
!bau 
| || ||I/L||Niger-Congo || ||Bada (Nigeria)||
|-
!bav 
| || ||I/L||Niger-Congo || ||Vengo||
|-
!baw 
| || ||I/L||Niger-Congo || ||Bambili-Bambui||
|-
!bax 
| || ||I/L||Niger-Congo || ||Bamun||
|-
!bay 
| || ||I/L||Austronesian || ||Batuley||
|-
!(baz) 
| || ||I/L||Niger-Congo || ||Tunen||
|-
!bba 
| || ||I/L||Niger-Congo || ||Baatonum||
|-
!bbb 
| || ||I/L||Trans-New Guinea || ||Barai||
|-
!bbc 
| || ||I/L||Austronesian || ||Batak Toba||
|-
!bbd 
| || ||I/L||Trans-New Guinea || ||Bau||
|-
!bbe 
| || ||I/L||Niger-Congo || ||Bangba||
|-
!bbf 
| || ||I/L||Fas || ||Baibai||
|-
!bbg 
| || ||I/L||Niger-Congo || ||Barama||
|-
!bbh 
| || ||I/L||Austroasiatic || ||Bugan||
|-
!bbi 
| || ||I/L||Niger-Congo || ||Barombi||
|-
!bbj 
| || ||I/L||Niger-Congo || ||Ghomálá'||
|-
!bbk 
| || ||I/L||Niger-Congo || ||Babanki||
|-
!bbl 
| || ||I/L||Northeast Caucasian || ||Bats||
|-
!bbm 
| || ||I/L||Niger-Congo || ||Babango||
|-
!bbn 
| || ||I/L||Austronesian || ||Uneapa||
|-
!bbo 
| || ||I/L||Niger-Congo || ||Konabéré; Northern Bobo Madaré||
|-
!bbp 
| || ||I/L||Niger-Congo || ||West Central Banda||
|-
!bbq 
| || ||I/L||Niger-Congo || ||Bamali||
|-
!bbr 
| || ||I/L||Trans-New Guinea || ||Girawa||
|-
!bbs 
| || ||I/L||Niger-Congo || ||Bakpinka||
|-
!bbt 
| || ||I/L||Afro-Asiatic || ||Mburku||
|-
!bbu 
| || ||I/L||Niger-Congo || ||Kulung (Nigeria)||
|-
!bbv 
| || ||I/L||Austronesian || ||Karnai||
|-
!bbw 
| || ||I/L||Niger-Congo || ||Baba||
|-
!bbx 
| || ||I/L||Niger-Congo || ||Bubia||
|-
!bby 
| || ||I/L||Niger-Congo || ||Befang||
|-
!(bbz) 
| || ||I/L||Creole || ||Babalia Creole Arabic||
|-
!bca 
| || ||I/L||Sino-Tibetan||Baip‧ngvp‧zix||Central Bai||
|-
!bcb 
| || ||I/L||Niger-Congo || ||Bainouk-Samik||
|-
!bcc 
| || ||I/L||Indo-European ||بلوچی||Southern Balochi||
|-
!bcd 
| || ||I/L||Austronesian || ||North Babar||
|-
!bce 
| || ||I/L||Niger-Congo || ||Bamenyam||
|-
!bcf 
| || ||I/L||Kiwaian || ||Bamu||
|-
!bcg 
| || ||I/L||Niger-Congo || ||Baga Pokur||
|-
!bch 
| || ||I/L||Austronesian || ||Bariai||
|-
!bci 
| || ||I/L||Niger-Congo || ||Baoulé||
|-
!bcj 
| || ||I/L||Nyulnyulan || ||Bardi||
|-
!bck 
| || ||I/L||Bunuban || ||Bunuba||
|-
!bcl 
| || ||I/L||Austronesian || ||Central Bikol||
|-
!bcm 
| || ||I/L||Austronesian || ||Bannoni||
|-
!bcn 
| || ||I/L||Niger-Congo || ||Bali (Nigeria)||
|-
!bco 
| || ||I/L||Trans-New Guinea || ||Kaluli||
|-
!bcp 
| || ||I/L||Niger-Congo || ||Bali (Democratic Republic of Congo)||
|-
!bcq 
| || ||I/L||Afro-Asiatic || ||Bench||
|-
!bcr 
| || ||I/L||Na-Dené ||Witsuwit'en||Babine||
|-
!bcs 
| || ||I/L||Niger-Congo || ||Kohumono||
|-
!bct 
| || ||I/L||Nilo-Saharan || ||Bendi||
|-
!bcu 
| || ||I/L||Austronesian || ||Awad Bing||
|-
!bcv 
| || ||I/L||Niger-Congo || ||Shoo-Minda-Nye||
|-
!bcw 
| || ||I/L||Afro-Asiatic || ||Bana||
|-
!(bcx) 
| || ||I/L||Austronesian || ||Pamona||
|-
!bcy 
| || ||I/L||Afro-Asiatic || ||Bacama||
|-
!bcz 
| || ||I/L||Niger-Congo || ||Bainouk-Gunyaamolo||
|-
!bda 
| || ||I/L||Niger-Congo || ||Bayot||
|-
!bdb 
| || ||I/L||Austronesian || ||Basap||
|-
!bdc 
| || ||I/L||Chocoan || ||Emberá-Baudó||
|-
!bdd 
| || ||I/L||Austronesian || ||Bunama||
|-
!bde 
| || ||I/L||Afro-Asiatic || ||Bade||
|-
!bdf 
| || ||I/L||Trans-New Guinea || ||Biage||
|-
!bdg 
| || ||I/L||Austronesian || ||Bonggi||
|-
!bdh 
| || ||I/L||Nilo-Saharan || ||Baka (South Sudan)||
|-
!bdi 
| || ||I/L||Nilo-Saharan || ||Burun||
|-
!bdj 
| || ||I/L||Niger-Congo ||Bairt⤧ngvrt⤧zix||Bai; Bai (South Sudan)||
|-
!bdk 
| || ||I/L||Northeast Caucasian || ||Budukh||
|-
!bdl 
| || ||I/L||Austronesian || ||Indonesian Bajau||
|-
!bdm 
| || ||I/L||Afro-Asiatic || ||Buduma||
|-
!bdn 
| || ||I/L||Afro-Asiatic || ||Baldemu||
|-
!bdo 
| || ||I/L||Nilo-Saharan || ||Morom||
|-
!bdp 
| || ||I/L||Niger-Congo || ||Bende||
|-
!bdq 
| || ||I/L||Austroasiatic || ||Bahnar||
|-
!bdr 
| || ||I/L||Austronesian || ||West Coast Bajau||
|-
!bds 
| || ||I/L||Afro-Asiatic || ||Burunge||
|-
!bdt 
| || ||I/L||Niger-Congo || ||Bokoto||
|-
!bdu 
| || ||I/L||Niger-Congo || ||Oroko||
|-
!bdv 
| || ||I/L||Indo-European || ||Bodo Parja||
|-
!bdw 
| || ||I/L||Trans-New Guinea || ||Baham||
|-
!bdx 
| || ||I/L||Austronesian || ||Budong-Budong||
|-
!bdy 
| || ||I/L||Pama-Nyungan || ||Bandjalang||
|-
!bdz 
| || ||I/L||Indo-European || ||Badeshi||
|-
!bea 
| || ||I/L||Na-Dené ||Dunne-za||Beaver||
|-
!beb 
| || ||I/L||Niger-Congo || ||Bebele||
|-
!bec 
| || ||I/L||Niger-Congo || ||Iceve-Maci||
|-
!bed 
| || ||I/L||Austronesian || ||Bedoanas||
|-
!bee 
| || ||I/L||Sino-Tibetan || ||Byangsi||
|-
!bef 
| || ||I/L||Trans-New Guinea || ||Benabena||
|-
!beg 
| || ||I/L||Austronesian || ||Belait||
|-
!beh 
| || ||I/L||Niger-Congo || ||Biali||
|-
!bei 
| || ||I/L||Austronesian || ||Bekati'||
|-
!bej 
| ||bej||I/L||Afro-Asiatic ||بداوية||Bedawiyet; Beja||
|-
!bek 
| || ||I/L||Austronesian || ||Bebeli||
|-
!bel 
|be||bel||I/L||Indo-European||беларуская||Belarusian||
|-
!bem 
| ||bem||I/L||Niger-Congo||ichibemba||Bemba (Zambia)||
|-
!ben 
|bn||ben||I/L||Indo-European||বাংলা||Bengali||
|-
!beo 
| || ||I/L||Niger-Congo || ||Beami||
|-
!bep 
| || ||I/L||Trans-New Guinea || ||Besoa||
|-
!beq 
| || ||I/L||Austronesian || ||Beembe||
|-
!bes 
| || ||I/L||Niger-Congo || ||Besme||
|-
!bet 
| || ||I/L||Niger-Congo || ||Guiberoua Béte||
|-
!beu 
| || ||I/L||Timor-Alor-Pantar || ||Blagar||
|-
!bev 
| || ||I/L||Niger-Congo || ||Daloa Bété||
|-
!bew 
| || ||I/L||Malay-based Creole ||Bahasa Betawi||Betawi||
|-
!bex 
| || ||I/L||Nilo-Saharan || ||Jur Modo||
|-
!bey 
| || ||I/L||Torricelli|| ||Beli (Papua New Guinea)||
|-
!bez 
| || ||I/L||Niger-Congo || ||Bena (Tanzania)||
|-
!bfa 
| || ||I/L||Nilo-Saharan || ||Bari||
|-
!bfb 
| || ||I/L||Indo-European || ||Pauri Bareli||
|-
!bfc 
| || ||I/L||Sino-Tibetan||Baip‧ngvp‧zix||Northern Bai; Panyi Bai||
|-
!bfd 
| || ||I/L||Niger-Congo || ||Bafut||
|-
!bfe 
| || ||I/L||Foja Range || ||Betaf; Tena||
|-
!bff 
| || ||I/L||Niger-Congo || ||Bofi||
|-
!bfg 
| || ||I/L||Austronesian || ||Busang Kayan||
|-
!bfh 
| || ||I/L||Yam || ||Blafe||
|-
!bfi 
| || ||I/L||BANZSL || ||British Sign Language||
|-
!bfj 
| || ||I/L||Niger-Congo || ||Bafanji||
|-
!bfk 
| || ||I/L||village sign language || ||Ban Khor Sign Language||
|-
!bfl 
| || ||I/L||Niger-Congo || ||Banda-Ndélé||
|-
!bfm 
| || ||I/L||Niger-Congo || ||Mmen||
|-
!bfn 
| || ||I/L||Trans-New Guinea || ||Bunak||
|-
!bfo 
| || ||I/L||Niger-Congo || ||Malba Birifor||
|-
!bfp 
| || ||I/L||Niger-Congo || ||Beba||
|-
!bfq 
| || ||I/L||Dravidian ||ಬಡಗ||Badaga||
|-
!bfr 
| || ||I/L||Indo-European || ||Bazigar||
|-
!bfs 
| || ||I/L||Sino-Tibetan||Baip‧ngvp‧zix||Southern Bai||
|-
!bft 
| || ||I/L||Sino-Tibetan ||بلتی||Balti||
|-
!bfu 
| || ||I/L||Sino-Tibetan || ||Gahri||
|-
!bfw 
| || ||I/L||Austroasiatic || ||Bondo||
|-
!bfx 
| || ||I/L||Austronesian || ||Bantayanon||
|-
!bfy 
| || ||I/L||Indo-European || ||Bagheli||
|-
!bfz 
| || ||I/L||Indo-European || ||Mahasu Pahari||
|-
!bga 
| || ||I/L||Niger-Congo || ||Gwamhi-Wuri||
|-
!bgb 
| || ||I/L||Austronesian || ||Bobongko||
|-
!bgc 
| || ||I/L||Indo-European || ||Haryanvi||
|-
!bgd 
| || ||I/L||Indo-European || ||Rathwi Bareli||
|-
!bge 
| || ||I/L||Indo-European || ||Bauria||
|-
!bgf 
| || ||I/L||Niger-Congo || ||Bangandu||
|-
!bgg 
| || ||I/L||Sino-Tibetan||Khowa||Bugun||
|-
!(bgh) 
| || ||I/L||Austroasiatic || ||Bogan||
|-
!bgi 
| || ||I/L||Austronesian || ||Giangan||
|-
!bgj 
| || ||I/L||Niger-Congo || ||Bangolan||
|-
!bgk 
| || ||I/L||Austroasiatic || ||Bit; Buxinhua||
|-
!bgl 
| || ||I/L||Austroasiatic || ||Bo (Laos)||
|-
!(bgm) 
| || ||I/L||Niger-Congo || ||Baga Mboteni||
|-
!bgn 
| || ||I/L||Indo-European || ||Western Balochi||
|-
!bgo 
| || ||I/L||Niger-Congo || ||Baga Koga||
|-
!bgp 
| || ||I/L||Indo-European || ||Eastern Balochi||
|-
!bgq 
| || ||I/L||Indo-European || ||Bagri||
|-
!bgr 
| || ||I/L||Sino-Tibetan || ||Bawm Chin||
|-
!bgs 
| || ||I/L||Austronesian || ||Tagabawa||
|-
!bgt 
| || ||I/L||Austronesian || ||Bughotu||
|-
!bgu 
| || ||I/L||Niger-Congo || ||Mbongno||
|-
!bgv 
| || ||I/L||Trans-New Guinea || ||Warkay-Bipim||
|-
!bgw 
| || ||I/L||Indo-European || ||Bhatri||
|-
!bgx 
| || ||I/L||Turkic || ||Balkan Gagauz Turkish||
|-
!bgy 
| || ||I/L||Austronesian || ||Benggoi||
|-
!bgz 
| || ||I/L||Austronesian || ||Banggai||
|-
!bha 
| || ||I/L||Indo-European || ||Bharia||
|-
!bhb 
| || ||I/L||Indo-European ||भीली||Bhili||
|-
!bhc 
| || ||I/L||Austronesian || ||Biga||
|-
!bhd 
| || ||I/L||Indo-European || ||Bhadrawahi||
|-
!bhe 
| || ||I/L||Indo-European || ||Bhaya||
|-
!bhf 
| || ||I/L||Senu River || ||Odiai||
|-
!bhg 
| || ||I/L||Trans-New Guinea || ||Binandere||
|-
!bhh 
| || ||I/L||Indo-European || ||Bukharic||
|-
!bhi 
| || ||I/L||Indo-European || ||Bhilali||
|-
!bhj 
| || ||I/L||Sino-Tibetan || ||Bahing||
|-
!(bhk) 
| || ||I/L||Austronesian || ||Albay Bicolano||
|-
!bhl 
| || ||I/L||Trans-New Guinea || ||Bimin||
|-
!bhm 
| || ||I/L||Afro-Asiatic || ||Bathari||
|-
!bhn 
| || ||I/L||Afro-Asiatic || ||Bohtan Neo-Aramaic||
|-
!bho 
| ||bho||I/L||Indo-European ||भोजपुरी||Bhojpuri||
|-
!bhp 
| || ||I/L||Austronesian || ||Bima||
|-
!bhq 
| || ||I/L||Austronesian || ||Tukang Besi South||
|-
!bhr 
| || ||I/L||Austronesian || ||Bara Malagasy||
|-
!bhs 
| || ||I/L||Afro-Asiatic || ||Buwal||
|-
!bht 
| || ||I/L||Indo-European || ||Bhattiyali||
|-
!bhu 
| || ||I/L||Indo-European || ||Bhunjia||
|-
!bhv 
| || ||I/L||Austronesian || ||Bahau||
|-
!bhw 
| || ||I/L||Austronesian || ||Biak||
|-
!bhx 
| || ||I/L||spurious || ||Bhalay||
|-
!bhy 
| || ||I/L||Niger-Congo || ||Bhele||
|-
!bhz 
| || ||I/L||Austronesian || ||Bada (Indonesia)||
|-
!bia 
| || ||I/L||Pama-Nyungan || ||Badimaya||
|-
!bib 
| || ||I/L||Niger-Congo || ||Bisa; Bissa||
|-
!(bic) 
| || ||I/L||Engan || ||Bikaru||
|-
!bid 
| || ||I/L||Afro-Asiatic || ||Bidiyo||
|-
!bie 
| || ||I/L||Madang || ||Bepour||
|-
!bif 
| || ||I/L||Niger-Congo || ||Biafada||
|-
!big 
| || ||I/L||Trans-New Guinea || ||Biangai||
|-
!(bii) 
| || ||I/L||Sino-Tibetan || ||Bisu||
|-
!(bij) 
| || ||I/L||Niger-Congo || ||Vaghat-Ya-Bijim-Legeri||
|-
!bik 
| ||bik||M/L||Austronesian ||Bicol||Bikol||
|-
!bil 
| || ||I/L||Niger-Congo || ||Bile||
|-
!bim 
| || ||I/L||Niger-Congo || ||Bimoba||
|-
!bin 
| ||bin||I/L||Niger-Congo ||Èdó||Bini; Edo||
|-
!bio 
| || ||I/L||Senu River || ||Nai||
|-
!bip 
| || ||I/L||Niger-Congo || ||Bila||
|-
!biq 
| || ||I/L||Austronesian || ||Bipi||
|-
!bir 
| || ||I/L||Engan || ||Bisorio||
|-
!bis 
|bi||bis||I/L||English Creole||Bislama||Bislama||
|-
!bit 
| || ||I/L||Sepik || ||Berinomo||
|-
!biu 
| || ||I/L||Sino-Tibetan || ||Biete||
|-
!biv 
| || ||I/L||Niger-Congo || ||Southern Birifor||
|-
!biw 
| || ||I/L||Niger-Congo || ||Kol (Cameroon)||
|-
!bix 
| || ||I/L||Austroasiatic || ||Bijori||
|-
!biy 
| || ||I/L||Austroasiatic || ||Birhor||
|-
!biz 
| || ||I/L||Niger-Congo || ||Baloi||
|-
!bja 
| || ||I/L||Niger-Congo || ||Budza||
|-
!bjb 
| || ||I/E||Pama-Nyungan || ||Banggarla||
|-
!bjc 
| || ||I/L||Trans-New Guinea || ||Bariji||
|-
!(bjd) 
| || ||I/L||Pama-Nyungan || ||Bandjigali||
|-
!bje 
| || ||I/L||Hmong-Mien|| ||Biao-Jiao Mien||
|-
!bjf 
| || ||I/L||Afro-Asiatic || ||Barzani Jewish Neo-Aramaic||
|-
!bjg 
| || ||I/L||Niger-Congo || ||Bidyogo||
|-
!bjh 
| || ||I/L||Sepik || ||Bahinemo||
|-
!bji 
| || ||I/L||Afro-Asiatic || ||Burji||
|-
!bjj 
| || ||I/L||Indo-European || ||Kanauji||
|-
!bjk 
| || ||I/L||Austronesian || ||Barok||
|-
!bjl 
| || ||I/L||Austronesian || ||Bulu (Papua New Guinea)||
|-
!bjm 
| || ||I/L||Indo-European || ||Bajelani||
|-
!bjn 
| || ||I/L||Austronesian || ||Banjar||
|-
!bjo 
| || ||I/L||Niger-Congo || ||Mid-Southern Banda||
|-
!bjp 
| || ||I/L||Austronesian || ||Fanamaket||
|-
!(bjq) 
| || ||I/L||Austronesian || ||Southern Betsimisaraka Malagasy||
|-
!bjr 
| || ||I/L||Trans-New Guinea || ||Binumarien||
|-
!bjs 
| || ||I/L||English Creole || ||Bajan||
|-
!bjt 
| || ||I/L||Niger-Congo|| ||Balanta-Ganja||
|-
!bju 
| || ||I/L||Niger-Congo || ||Busuu||
|-
!bjv 
| || ||I/L||Nilo-Saharan || ||Bedjond||
|-
!bjw 
| || ||I/L||Niger-Congo || ||Bakwé||
|-
!bjx 
| || ||I/L||Austronesian || ||Banao Itneg||
|-
!bjy 
| || ||I/E||Pama-Nyungan || ||Bayali||
|-
!bjz 
| || ||I/L||Trans-New Guinea || ||Baruga||
|-
!bka 
| || ||I/L||Niger-Congo || ||Kyak||
|-
!(bkb) 
| || ||I/L||Austronesian || ||Finallig||
|-
!bkc 
| || ||I/L||Niger-Congo || ||Baka (Cameroon)||
|-
!bkd 
| || ||I/L||Austronesian || ||Binukid; Talaandig||
|-
!(bke) 
| || ||I/L||Austronesian || ||Bengkulu||
|-
!bkf 
| || ||I/L||Niger-Congo || ||Beeke||
|-
!bkg 
| || ||I/L||Niger-Congo || ||Buraka||
|-
!bkh 
| || ||I/L||Niger-Congo || ||Bakoko||
|-
!bki 
| || ||I/L||Austronesian || ||Baki||
|-
!bkj 
| || ||I/L||Niger-Congo || ||Pande||
|-
!bkk 
| || ||I/L||Indo-European || ||Brokskat||
|-
!bkl 
| || ||I/L||Foja Range || ||Berik||
|-
!bkm 
| || ||I/L||Niger-Congo || ||Kom (Cameroon)||
|-
!bkn 
| || ||I/L||Austronesian || ||Bukitan||
|-
!bko 
| || ||I/L||Niger-Congo || ||Kwa'||
|-
!bkp 
| || ||I/L||Niger-Congo || ||Boko (Democratic Republic of Congo)||
|-
!bkq 
| || ||I/L||Cariban || ||Bakairí||
|-
!bkr 
| || ||I/L||Austronesian || ||Bakumpai||
|-
!bks 
| || ||I/L||Austronesian || ||Northern Sorsoganon||
|-
!bkt 
| || ||I/L||Niger-Congo || ||Boloki||
|-
!bku 
| || ||I/L||Austronesian || ||Buhid||
|-
!bkv 
| || ||I/L||Niger-Congo || ||Bekwarra||
|-
!bkw 
| || ||I/L||Niger-Congo || ||Bekwel||
|-
!bkx 
| || ||I/L||Austronesian || ||Baikeno||
|-
!bky 
| || ||I/L||Niger-Congo || ||Bokyi||
|-
!bkz 
| || ||I/L||Austronesian || ||Bungku||
|-
!bla 
| ||bla||I/L||Algic || ||Siksika||
|-
!blb 
| || ||I/L||Central Solomon || ||Bilua||
|-
!blc 
| || ||I/L||Salishan || ||Bella Coola||
|-
!bld 
| || ||I/L||Austronesian || ||Bolango||
|-
!ble 
| || ||I/L||Niger-Congo || ||Balanta-Kentohe||
|-
!blf 
| || ||I/L||Austronesian || ||Buol||
|-
!(blg) 
| || ||I/L||Austronesian || ||Balau||
|-
!blh 
| || ||I/L||Niger-Congo || ||Kuwaa||
|-
!bli 
| || ||I/L||Niger-Congo || ||Bolia||
|-
!blj 
| || ||I/L||Austronesian || ||Bolongan||
|-
!blk 
| || ||I/L||Sino-Tibetan || ||Pa'O; Pa'o Karen||
|-
!bll 
| || ||I/E||Siouan || ||Biloxi||
|-
!blm 
| || ||I/L||Nilo-Saharan || ||Beli (South Sudan)||
|-
!bln 
| || ||I/L||Austronesian || ||Southern Catanduanes Bikol||
|-
!blo 
| || ||I/L||Niger-Congo || ||Anii||
|-
!blp 
| || ||I/L||Austronesian || ||Blablanga||
|-
!blq 
| || ||I/L||Austronesian || ||Baluan-Pam||
|-
!blr 
| || ||I/L||Austroasiatic || ||Blang||
|-
!bls 
| || ||I/L||Austronesian || ||Balaesang||
|-
!blt 
| || ||I/L||Kra-Dai || ||Tai Dam||
|-
!(blu) 
| || ||I/L||Hmong-Mien || ||Hmong Njua||
|-
!blv 
| || ||I/L||Niger-Congo || ||Bolo; Kibala||
|-
!blw 
| || ||I/L||Austronesian || ||Balangao||
|-
!blx 
| || ||I/L||Austronesian || ||Mag-Indi Ayta||
|-
!bly 
| || ||I/L||Niger-Congo || ||Notre||
|-
!blz 
| || ||I/L||Austronesian || ||Balantak||
|-
!bma 
| || ||I/L||Niger-Congo || ||Lame||
|-
!bmb 
| || ||I/L||Niger-Congo || ||Bembe||
|-
!bmc 
| || ||I/L||Austronesian || ||Biem||
|-
!bmd 
| || ||I/L||Niger-Congo || ||Baga Manduri||
|-
!bme 
| || ||I/L||Niger-Congo || ||Limassa||
|-
!bmf 
| || ||I/L||Niger-Congo || ||Bom-Kim||
|-
!bmg 
| || ||I/L||Niger-Congo || ||Bamwe||
|-
!bmh 
| || ||I/L||Trans-New Guinea || ||Kein||
|-
!bmi 
| || ||I/L||Nilo-Saharan || ||Bagirmi||
|-
!bmj 
| || ||I/L||Indo-European || ||Bote-Majhi||
|-
!bmk 
| || ||I/L||Austronesian || ||Ghayavi||
|-
!bml 
| || ||I/L||Niger-Congo || ||Bomboli||
|-
!bmm 
| || ||I/L||Austronesian || ||Northern Betsimisaraka Malagasy||
|-
!bmn 
| || ||I/E||Austronesian || ||Bina (Papua New Guinea)||
|-
!bmo 
| || ||I/L||Niger-Congo || ||Bambalang||
|-
!bmp 
| || ||I/L||Trans-New Guinea || ||Bulgebi||
|-
!bmq 
| || ||I/L||Niger-Congo || ||Bomu||
|-
!bmr 
| || ||I/L||Boran || ||Muinane||
|-
!bms 
| || ||I/L||Nilo-Saharan || ||Bilma Kanuri||
|-
!bmt 
| || ||I/L||Hmong-Mien || ||Biao Mon||
|-
!bmu 
| || ||I/L||Trans-New Guinea|| ||Somba-Siawari||
|-
!bmv 
| || ||I/L||Niger-Congo|| ||Bum||
|-
!bmw 
| || ||I/L||Niger-Congo || ||Bomwali||
|-
!bmx 
| || ||I/L||Trans-New Guinea || ||Baimak||
|-
!(bmy) 
| || ||I/L||spurious || ||Bemba (Democratic Republic of Congo)||
|-
!bmz 
| || ||I/L||Trans-New Guinea || ||Baramu||
|-
!bna 
| || ||I/L||Austronesian || ||Bonerate||
|-
!bnb 
| || ||I/L||Austronesian || ||Bookan||
|-
!bnc 
| || ||M/L||Austronesian || ||Bontok||
|-
!bnd 
| || ||I/L||Austronesian || ||Banda (Indonesia)||
|-
!bne 
| || ||I/L||Austronesian || ||Bintauna||
|-
!bnf 
| || ||I/L||Austronesian || ||Masiwang||
|-
!bng 
| || ||I/L||Niger-Congo || ||Benga||
|-
!(bnh) 
| || ||I/L||Arawan || ||Banawá||
|-
!bni 
| || ||I/L||Niger-Congo || ||Bangi||
|-
!bnj 
| || ||I/L||Austronesian || ||Eastern Tawbuid||
|-
!bnk 
| || ||I/L||Austronesian || ||Bierebo||
|-
!bnl 
| || ||I/L||Afro-Asiatic || ||Boon||
|-
!bnm 
| || ||I/L||Niger-Congo || ||Batanga||
|-
!bnn 
| || ||I/L||Austronesian || ||Bunun||
|-
!bno 
| || ||I/L||Austronesian || ||Bantoanon||
|-
!bnp 
| || ||I/L||Austronesian || ||Bola||
|-
!bnq 
| || ||I/L||Austronesian || ||Bantik||
|-
!bnr 
| || ||I/L||Austronesian || ||Butmas-Tur||
|-
!bns 
| || ||I/L||Indo-European || ||Bundeli||
|-
!bnu 
| || ||I/L||Austronesian || ||Bentong||
|-
!bnv 
| || ||I/L||Foja Range || ||Beneraf, Bonerif, Edwas||
|-
!bnw 
| || ||I/L||Sepik || ||Bisis||
|-
!bnx 
| || ||I/L||Niger-Congo || ||Bangubangu||
|-
!bny 
| || ||I/L||Austronesian || ||Bintulu||
|-
!bnz 
| || ||I/L||Niger-Congo || ||Beezen||
|-
!boa 
| || ||I/L||Boran || ||Bora||
|-
!bob 
| || ||I/L||Afro-Asiatic || ||Aweer||
|-
!(boc) 
| || ||I/L||Austronesian || ||Bakung Kenyah||
|-
!bod 
|bo||tib||I/L||Sino-Tibetan||བོད་སྐད་||Tibetan||
|-
!boe 
| || ||I/L||Niger-Congo || ||Mundabli||
|-
!bof 
| || ||I/L||Niger-Congo || ||Bolon||
|-
!bog 
| || ||I/L||Deaf-community sign language || ||Bamako Sign Language||
|-
!boh 
| || ||I/L||Niger-Congo || ||Boma||
|-
!boi 
| || ||I/E||Chumashan || ||Barbareño||
|-
!boj 
| || ||I/L||Trans-New Guinea || ||Anjam||
|-
!bok 
| || ||I/L||Niger-Congo || ||Bonjo||
|-
!bol 
| || ||I/L||Afro-Asiatic || ||Bole||
|-
!bom 
| || ||I/L||Niger-Congo || ||Berom||
|-
!bon 
| || ||I/L||Trans-Fly || ||Bine||
|-
!boo 
| || ||I/L||Niger-Congo || ||Tiemacèwè Bozo||
|-
!bop 
| || ||I/L||Trans-New Guinea || ||Bonkiman||
|-
!boq 
| || ||I/L||Trans-New Guinea || ||Bogaya||
|-
!bor 
| || ||I/L||Macro-Jê || ||Borôro||
|-
!bos 
|bs||bos||I/L||Indo-European||bosanski||Bosnian||
|-
!bot 
| || ||I/L||Nilo-Saharan || ||Bongo||
|-
!bou 
| || ||I/L||Niger-Congo || ||Bondei||
|-
!bov 
| || ||I/L||Niger-Congo || ||Tuwuli||
|-
!bow 
| || ||I/E||Trans-Fly || ||Rema||
|-
!box 
| || ||I/L||Niger-Congo || ||Buamu||
|-
!boy 
| || ||I/L||Niger-Congo || ||Bodo (Central African Republic)||
|-
!boz 
| || ||I/L||Niger-Congo|| ||Tiéyaxo Bozo||
|-
!bpa 
| || ||I/L||Austronesian || ||Daakaka||
|-
!(bpb) 
| || ||I/E||spurious|| ||Barbacoas||
|-
!bpc 
| || ||I/L||Niger–Congo|| ||Mbuk||
|-
!bpd 
| || ||I/L||Atlantic–Congo|| ||Banda-Banda||
|-
!bpe 
| || ||I/L||Skou|| ||Bauni||
|-
!bpg 
| || ||I/L||Austronesian|| ||Bonggo||
|-
!bph 
| || ||I/L||Northeast Caucasian|| ||Botlikh||
|-
!bpi 
| || ||I/L||Trans-New Guinea|| ||Bagupi||
|-
!bpj 
| || ||I/L||Atlantic–Congo || ||Binji||
|-
!bpk 
| || ||I/L||Austronesian || ||'Ôrôê; Orowe||
|-
!bpl 
| || ||I/L||Malay-based Creole || ||Broome Pearling Lugger Pidgin||
|-
!bpm 
| || ||I/L||Trans-New Guinea || ||Biyom||
|-
!bpn 
| || ||I/L||Hmong–Mien||Ba Pai||Dzao Min||
|-
!bpo 
| || ||I/L||East Geelvink Bay? || ||Anasi||
|-
!bpp 
| || ||I/L||Kaure-Kosare || ||Kaure||
|-
!bpq 
| || ||I/L||Malay-based Creole || ||Banda Malay||
|-
!bpr 
| || ||I/L||Austronesian || ||Koronadal Blaan||
|-
!bps 
| || ||I/L||Austronesian || ||Sarangani Blaan||
|-
!bpt 
| || ||I/E||Pama-Nyungan || ||Barrow Point||
|-
!bpu 
| || ||I/L||Madang || ||Bongu||
|-
!bpv 
| || ||I/L||Anim || ||Bian Marind||
|-
!bpw 
| || ||I/L||Left May? || ||Bo (Papua New Guinea)||
|-
!bpx 
| || ||I/L||Indo-European || ||Palya Bareli||
|-
!bpy 
| || ||I/L||Indo-European||বিষ্ণুপ্রিয়া মণিপুরী||Bishnupriya||
|-
!bpz 
| || ||I/L||Austronesian || ||Bilba||
|-
!bqa 
| || ||I/L||Atlantic–Congo || ||Tchumbuli||
|-
!bqb 
| || ||I/L||Foja Range || ||Bagusa||
|-
!bqc 
| || ||I/L||Niger-Congo || ||Boko (Benin); Boo||
|-
!bqd 
| || ||I/L||Atlantic–Congo || ||Bung||
|-
!(bqe) 
| || ||I/L||Basque (isolate) || ||Navarro-Labourdin Basque||
|-
!bqf 
| || ||I/E||Atlantic–Congo || ||Baga Kaloum||
|-
!bqg 
| || ||I/L||Atlantic–Congo || ||Bago-Kusuntu||
|-
!bqh 
| || ||I/L||Sino-Tibetan || ||Baima||
|-
!bqi 
| || ||I/L||Indo-European || ||Bakhtiari||
|-
!bqj 
| || ||I/L||Atlantic–Congo || ||Bandial||
|-
!bqk 
| || ||I/L||Atlantic–Congo || ||Banda-Mbrès||
|-
!bql 
| || ||I/L||Madang||Bilakura||Bilakura; Karian||
|-
!bqm 
| || ||I/L||Atlantic–Congo || ||Wumboko||
|-
!bqn 
| || ||I/L||Sign language (Francosign) || ||Bulgarian Sign Language||
|-
!bqo 
| || ||I/L||Atlantic–Congo || ||Balo||
|-
!bqp 
| || ||I/L||Mande || ||Busa||
|-
!bqq 
| || ||I/L||Lakes Plain || ||Biritai||
|-
!bqr 
| || ||I/L||Austronesian || ||Burusu||
|-
!bqs 
| || ||I/L||Ramu || ||Bosngun||
|-
!bqt 
| || ||I/L||Atlantic–Congo || ||Bamukumbit||
|-
!bqu 
| || ||I/L||Atlantic–Congo || ||Boguru||
|-
!bqv 
| || ||I/L||Atlantic–Congo || ||Begbere-Ejar; Koro Wachi||
|-
!bqw 
| || ||I/L||Atlantic–Congo || ||Buru (Nigeria)||
|-
!bqx 
| || ||I/L||Benue-Congo || ||Baangi||
|-
!bqy 
| || ||I/L||village sign language || ||Bengkala Sign Language||
|-
!bqz 
| || ||I/L||Atlantic–Congo || ||Bakaka||
|-
!bra 
| ||bra||I/L||Indo-European || ||Braj||
|-
!brb 
| || ||I/L||Austroasiatic || ||Brao; Lave||
|-
!brc 
| || ||I/E||Dutch Creole || ||Berbice Creole Dutch||
|-
!brd 
| || ||I/L||Sino-Tibetan||Baraamu||Baraamu||
|-
!bre 
|br||bre||I/L||Indo-European||brezhoneg||Breton||
|-
!brf 
| || ||I/L||Atlantic–Congo || ||Bira||
|-
!brg 
| || ||I/L||Arawakan || ||Baure||
|-
!brh 
| || ||I/L||Dravidian || ||Brahui||
|-
!bri 
| || ||I/L||Atlantic–Congo || ||Mokpwe||
|-
!brj 
| || ||I/L||Austronesian || ||Bieria||
|-
!brk 
| || ||I/E||Eastern Sudanic || ||Birked||
|-
!brl 
| || ||I/L||Atlantic–Congo || ||Birwa||
|-
!brm 
| || ||I/L||Zande || ||Barambu||
|-
!brn 
| || ||I/L||Chibchan || ||Boruca||
|-
!bro 
| || ||I/L||Sino-Tibetan || ||Brokkat||
|-
!brp 
| || ||I/L||East Geelvink Bay || ||Barapasi||
|-
!brq 
| || ||I/L||Ramu || ||Breri||
|-
!brr 
| || ||I/L||Austronesian || ||Birao||
|-
!brs 
| || ||I/L||Austronesian || ||Baras||
|-
!brt 
| || ||I/L||Atlantic–Congo || ||Bitare||
|-
!bru 
| || ||I/L||Austroasiatic || ||Eastern Bru||
|-
!brv 
| || ||I/L||Austroasiatic || ||Western Bru||
|-
!brw 
| || ||I/L||Dravidian || ||Bellari||
|-
!brx 
| || ||I/L||Sino-Tibetan || ||Bodo (India)||
|-
!bry 
| || ||I/L||Sepik || ||Burui||
|-
!brz 
| || ||I/L||Austronesian || ||Bilbil||
|-
!bsa 
| || ||I/L||Language isolate || ||Abinomn||
|-
!bsb 
| || ||I/L||Austronesian || ||Brunei Bisaya||
|-
!bsc 
| || ||I/L||Atlantic–Congo || ||Bassari; Oniyan||
|-
!(bsd) 
| || ||I/L||Austronesian || ||Sarawak Bisaya||
|-
!bse 
| || ||I/L||Atlantic–Congo || ||Wushi||
|-
!bsf 
| || ||I/L||Atlantic–Congo || ||Bauchi||
|-
!bsg 
| || ||I/L||Indo-European || ||Bashkardi||
|-
!bsh 
| || ||I/L||Indo-European || ||Kati||
|-
!bsi 
| || ||I/L||Atlantic–Congo || ||Bassossi||
|-
!bsj 
| || ||I/L||Atlantic–Congo || ||Bangwinji||
|-
!bsk 
| || ||I/L||Language isolate || ||Burushaski||
|-
!bsl 
| || ||I/E||Atlantic–Congo || ||Basa-Gumna||
|-
!bsm 
| || ||I/L||Austronesian || ||Busami||
|-
!bsn 
| || ||I/L||Tucanoan || ||Barasana-Eduria||
|-
!bso 
| || ||I/L||Afro-Asiatic || ||Buso||
|-
!bsp 
| || ||I/L||Atlantic–Congo || ||Baga Sitemu||
|-
!bsq 
| || ||I/L||Atlantic–Congo || ||Bassa||
|-
!bsr 
| || ||I/L||Atlantic–Congo || ||Bassa-Kontagora||
|-
!bss 
| || ||I/L||Atlantic–Congo || ||Akoose||
|-
!bst 
| || ||I/L||Afro-Asiatic || ||Basketo||
|-
!bsu 
| || ||I/L||Austronesian || ||Bahonsuai||
|-
!bsv 
| || ||I/E||Atlantic–Congo || ||Baga Sobané||
|-
!bsw 
| || ||I/L||Afro-Asiatic || ||Baiso||
|-
!bsx 
| || ||I/L||Atlantic–Congo || ||Yangkam||
|-
!bsy 
| || ||I/L||Austronesian || ||Sabah Bisaya||
|-
!(bsz) 
| || ||I/L||Basque (isolate) || ||Souletin Basque||
|-
!bta 
| || ||I/L||Afro-Asiatic || ||Bata||
|-
!(btb) 
| || ||I/L||Atlantic–Congo || ||Beti (Cameroon)||
|-
!btc 
| || ||I/L||Atlantic–Congo || ||Bati (Cameroon)||
|-
!btd 
| || ||I/L||Austronesian || ||Batak Dairi||
|-
!bte 
| || ||I/E||Atlantic–Congo || ||Gamo-Ningi||
|-
!btf 
| || ||I/L||Afro-Asiatic || ||Birgit||
|-
!btg 
| || ||I/L||Atlantic–Congo || ||Gagnoa Bété||
|-
!bth 
| || ||I/L||Austronesian || ||Biatah Bidayuh||
|-
!bti 
| || ||I/L||East Geelvink Bay || ||Burate||
|-
!btj 
| || ||I/L||Austronesian || ||Bacanese Malay||
|-
!(btl) 
| || ||I/L||spurious || ||Bhatola||
|-
!btm 
| || ||I/L||Austronesian || ||Batak Mandailing||
|-
!btn 
| || ||I/L||Austronesian || ||Ratagnon||
|-
!bto 
| || ||I/L||Austronesian || ||Rinconada Bikol||
|-
!btp 
| || ||I/L||Austronesian || ||Budibud||
|-
!btq 
| || ||I/L||Austroasiatic || ||Batek||
|-
!btr 
| || ||I/L||Austronesian || ||Baetora||
|-
!bts 
| || ||I/L||Austronesian || ||Batak Simalungun||
|-
!btt 
| || ||I/L||Atlantic–Congo || ||Bete-Bendi||
|-
!btu 
| || ||I/L||Atlantic–Congo || ||Batu||
|-
!btv 
| || ||I/L||Indo-European || ||Bateri||
|-
!btw 
| || ||I/L||Austronesian || ||Butuanon||
|-
!btx 
| || ||I/L||Austronesian || ||Batak Karo||
|-
!bty 
| || ||I/L||Austronesian || ||Bobot||
|-
!btz 
| || ||I/L||Austronesian || ||Batak Alas-Kluet||
|-
!bua 
| ||bua||M/L||Mongolic ||буряад||Buriat||
|-
!bub 
| || ||I/L||Atlantic–Congo || ||Bua||
|-
!buc 
| || ||I/L||Austronesian || ||Bushi||
|-
!bud 
| || ||I/L||Atlantic–Congo || ||Ntcham||
|-
!bue 
| || ||I/E||Unclassified || ||Beothuk||
|-
!buf 
| || ||I/L||Atlantic–Congo || ||Bushoong||
|-
!bug 
| ||bug||I/L||Austronesian ||ᨅᨔ ᨕᨘᨁᨗ||Buginese||
|-
!buh 
| || ||I/L||Hmong–Mien || ||Younuo Bunu||
|-
!bui 
| || ||I/L||Atlantic–Congo || ||Bongili||
|-
!buj 
| || ||I/L||Atlantic–Congo || ||Basa-Gurmana||
|-
!buk 
| || ||I/L||Austronesian || ||Bugawac||
|-
!bul 
|bg||bul||I/L||Indo-European||български||Bulgarian||
|-
!bum 
| || ||I/L||Atlantic–Congo || ||Bulu (Cameroon)||
|-
!bun 
| || ||I/L||Atlantic–Congo || ||Sherbro||
|-
!buo 
| || ||I/L||South Bougainville || ||Terei||
|-
!bup 
| || ||I/L||Austronesian || ||Busoa||
|-
!buq 
| || ||I/L||Madang || ||Brem||
|-
!bus 
| || ||I/L||Mande || ||Bokobaru||
|-
!but 
| || ||I/L||Torricelli || ||Bungain||
|-
!buu 
| || ||I/L||Atlantic–Congo || ||Budu||
|-
!buv 
| || ||I/L||Yuat || ||Bun||
|-
!buw 
| || ||I/L||Atlantic–Congo || ||Bubi||
|-
!bux 
| || ||I/L||Afro-Asiatic || ||Boghom||
|-
!buy 
| || ||I/L||Atlantic–Congo || ||Bullom So||
|-
!buz 
| || ||I/L||Atlantic–Congo || ||Bukwen||
|-
!bva 
| || ||I/L||Afro-Asiatic || ||Barein||
|-
!bvb 
| || ||I/L||Atlantic–Congo || ||Bube||
|-
!bvc 
| || ||I/L||Austronesian || ||Baelelea||
|-
!bvd 
| || ||I/L||Austronesian || ||Baeggu||
|-
!bve 
| || ||I/L||Austronesian || ||Berau Malay||
|-
!bvf 
| || ||I/L||Afro-Asiatic || ||Boor||
|-
!bvg 
| || ||I/L||Atlantic–Congo || ||Bonkeng||
|-
!bvh 
| || ||I/L||Afro-Asiatic || ||Bure||
|-
!bvi 
| || ||I/L||Atlantic–Congo || ||Belanda Viri||
|-
!bvj 
| || ||I/L||Atlantic–Congo || ||Baan||
|-
!bvk 
| || ||I/L||Austronesian || ||Bukat||
|-
!bvl 
| || ||I/L||Sign language (French Sign) || ||Bolivian Sign Language||
|-
!bvm 
| || ||I/L||Atlantic–Congo || ||Bamunka||
|-
!bvn 
| || ||I/L||Torricelli || ||Buna||
|-
!bvo 
| || ||I/L||Atlantic–Congo || ||Bolgo||
|-
!bvp 
| || ||I/L||Austroasiatic || ||Bumang||
|-
!bvq 
| || ||I/L||Central Sudanic || ||Birri||
|-
!bvr 
| || ||I/L||Maningrida || ||Burarra||
|-
!(bvs) 
| || ||I/L||Sign language || ||Belgian Sign Language||
|-
!bvt 
| || ||I/L||Austronesian || ||Bati (Indonesia)||
|-
!bvu 
| || ||I/L||Austronesian || ||Bukit Malay||
|-
!bvv 
| || ||I/E||Arawakan || ||Baniva||
|-
!bvw 
| || ||I/L||Afro-Asiatic || ||Boga||
|-
!bvx 
| || ||I/L||Atlantic–Congo || ||Dibole||
|-
!bvy 
| || ||I/L||Austronesian || ||Baybayanon||
|-
!bvz 
| || ||I/L||East Geelvink Bay || ||Bauzi||
|-
!bwa 
| || ||I/L||Austronesian || ||Bwatoo||
|-
!bwb 
| || ||I/L||Austronesian || ||Namosi-Naitasiri-Serua||
|-
!bwc 
| || ||I/L||Atlantic–Congo || ||Bwile||
|-
!bwd 
| || ||I/L||Austronesian || ||Bwaidoka||
|-
!bwe 
| || ||I/L||Sino-Tibetan || ||Bwe Karen||
|-
!bwf 
| || ||I/L||Austronesian || ||Boselewa||
|-
!bwg 
| || ||I/L||Atlantic–Congo || ||Barwe||
|-
!bwh 
| || ||I/L||Atlantic–Congo || ||Bishuo||
|-
!bwi 
| || ||I/L||Arawakan || ||Baniwa||
|-
!bwj 
| || ||I/L||Atlantic–Congo || ||Láá Láá Bwamu||
|-
!bwk 
| || ||I/L||Trans–New Guinea || ||Bauwaki||
|-
!bwl 
| || ||I/L||Atlantic–Congo || ||Bwela||
|-
!bwm 
| || ||I/L||Yuat || ||Biwat||
|-
!bwn 
| || ||I/L||Hmong–Mien || ||Wunai Bunu||
|-
!bwo 
| || ||I/L||Afro-Asiatic || ||Borna (Ethiopia); Boro (Ethiopia)||
|-
!bwp 
| || ||I/L||Trans–New Guinea || ||Mandobo Bawah||
|-
!bwq 
| || ||I/L||Mande || ||Southern Bobo Madaré||
|-
!bwr 
| || ||I/L||Afro-Asiatic || ||Bura-Pabir||
|-
!bws 
| || ||I/L||Atlantic–Congo || ||Bomboma||
|-
!bwt 
| || ||I/L||Atlantic–Congo || ||Bafaw-Balong||
|-
!bwu 
| || ||I/L||Atlantic–Congo || ||Buli (Ghana)||
|-
!(bwv) 
| || ||I/L||Austronesian || ||Bahau River Kenyah||
|-
!bww 
| || ||I/L||Atlantic–Congo || ||Bwa||
|-
!bwx 
| || ||I/L||Hmong–Mien || ||Bu-Nao Bunu||
|-
!bwy 
| || ||I/L||Atlantic–Congo || ||Cwi Bwamu||
|-
!bwz 
| || ||I/L||Atlantic–Congo || ||Bwisi||
|-
!bxa 
| || ||I/L||Austronesian || ||Tairaha||
|-
!bxb 
| || ||I/L||Nilotic || ||Belanda Bor||
|-
!bxc 
| || ||I/L||Atlantic–Congo || ||Molengue||
|-
!bxd 
| || ||I/L||Sino-Tibetan || ||Pela||
|-
!bxe 
| || ||I/L||unclassified || ||Birale||
|-
!bxf 
| || ||I/L||Austronesian || ||Bilur; Minigir||
|-
!bxg 
| || ||I/L||Atlantic–Congo || ||Bangala||
|-
!bxh 
| || ||I/L||Austronesian || ||Buhutu||
|-
!bxi 
| || ||I/E||Pama–Nyungan || ||Pirlatapa||
|-
!bxj 
| || ||I/L||Pama–Nyungan || ||Bayungu||
|-
!bxk 
| || ||I/L||Atlantic–Congo || ||Bukusu; Lubukusu||
|-
!bxl 
| || ||I/L||Mande || ||Jalkunan||
|-
!bxm 
| || ||I/L||Mongolic || ||Mongolia Buriat||
|-
!bxn 
| || ||I/L||Pama–Nyungan || ||Burduna||
|-
!bxo 
| || ||I/L||Hausa-based pidgin || ||Barikanchi||
|-
!bxp 
| || ||I/L||Atlantic–Congo || ||Bebil||
|-
!bxq 
| || ||I/L||Afro-Asiatic || ||Beele||
|-
!bxr 
| || ||I/L||Mongolic || ||Russia Buriat||
|-
!bxs 
| || ||I/L||Atlantic–Congo || ||Busam||
|-
!(bxt) 
| || ||I/L||Austroasiatic || ||Buxinhua||
|-
!bxu 
| || ||I/L||Mongolic || ||China Buriat||
|-
!bxv 
| || ||I/L||Central Sudanic || ||Berakou||
|-
!bxw 
| || ||I/L||Mande || ||Bankagooma||
|-
!(bxx) 
| || ||I/L||spurious || ||Borna (Democratic Republic of Congo)||
|-
!bxz 
| || ||I/L||Trans–New Guinea || ||Binahari||
|-
!bya 
| || ||I/L||Austronesian || ||Batak||
|-
!byb 
| || ||I/L||Atlantic–Congo || ||Bikya||
|-
!byc 
| || ||I/L||Atlantic–Congo || ||Ubaghara||
|-
!byd 
| || ||I/L||Austronesian || ||Benyadu'||
|-
!bye 
| || ||I/L||Sepik || ||Pouye||
|-
!byf 
| || ||I/L||Atlantic–Congo || ||Bete||
|-
!byg 
| || ||I/E||Daju || ||Baygo||
|-
!byh 
| || ||I/L||Sino-Tibetan || ||Bhujel||
|-
!byi 
| || ||I/L||Atlantic–Congo || ||Buyu||
|-
!byj 
| || ||I/L||Atlantic–Congo || ||Bina (Nigeria)||
|-
!byk 
| || ||I/L||Tai–Kadai || ||Biao||
|-
!byl 
| || ||I/L||Bayono–Awbono || ||Bayono||
|-
!bym 
| || ||I/L||Pama–Nyungan || ||Bidjara||
|-
!byn 
| ||byn||I/L||Afro-Asiatic || ||Bilin; Blin||
|-
!byo 
| || ||I/L||Sino-Tibetan || ||Biyo||
|-
!byp 
| || ||I/L||Atlantic–Congo || ||Bumaji||
|-
!byq 
| || ||I/E||Austronesian || ||Basay||
|-
!byr 
| || ||I/L||Trans–New Guinea || ||Baruya; Yipma||
|-
!bys 
| || ||I/L||Atlantic–Congo || ||Burak||
|-
!byt 
| || ||I/E||Saharan || ||Berti||
|-
!(byu) 
| || ||I/L||Tai–Kadai || ||Buyang||
|-
!byv 
| || ||I/L||Atlantic–Congo || ||Medumba||
|-
!byw 
| || ||I/L||Sino-Tibetan || ||Belhariya||
|-
!byx 
| || ||I/L||Baining || ||Qaqet||
|-
!(byy) 
| || ||I/L||Atlantic–Congo || ||Buya||
|-
!byz 
| || ||I/L||Ramu || ||Banaro||
|-
!bza 
| || ||I/L||Mande || ||Bandi||
|-
!bzb 
| || ||I/L||Austronesian || ||Andio||
|-
!bzc 
| || ||I/L||Austronesian || ||Southern Betsimisaraka Malagasy||
|-
!bzd 
| || ||I/L||Chibchan || ||Bribri||
|-
!bze 
| || ||I/L||Mande || ||Jenaama Bozo||
|-
!bzf 
| || ||I/L||Sepik || ||Boikin||
|-
!bzg 
| || ||I/L||Austronesian || ||Babuza||
|-
!bzh 
| || ||I/L||Austronesian || ||Mapos Buang||
|-
!bzi 
| || ||I/L||Sino-Tibetan || ||Bisu||
|-
!bzj 
| || ||I/L||English-based creole || ||Belize Kriol English||
|-
!bzk 
| || ||I/L||English-based creole || ||Nicaragua Creole English||
|-
!bzl 
| || ||I/L||Austronesian || ||Boano (Sulawesi)||
|-
!bzm 
| || ||I/L||Atlantic–Congo || ||Bolondo||
|-
!bzn 
| || ||I/L||Austronesian || ||Boano (Maluku)||
|-
!bzo 
| || ||I/L||Atlantic–Congo || ||Bozaba||
|-
!bzp 
| || ||I/L||Berau Gulf || ||Kemberano||
|-
!bzq 
| || ||I/L||Austronesian || ||Buli (Indonesia)||
|-
!bzr 
| || ||I/E||Pama–Nyungan || ||Biri||
|-
!bzs 
| || ||I/L||isolate || ||Brazilian Sign Language||
|-
!bzt 
| || ||I/C||constructed || ||Brithenig||
|-
!bzu 
| || ||I/L||isolate? || ||Burmeso||
|-
!bzv 
| || ||I/L||Atlantic–Congo || ||Naami||
|-
!bzw 
| || ||I/L||Atlantic–Congo || ||Basa (Nigeria)||
|-
!bzx 
| || ||I/L||Mande || ||Kɛlɛngaxo Bozo||
|-
!bzy 
| || ||I/L||Atlantic–Congo || ||Obanliku||
|-
!bzz 
| || ||I/L||Atlantic–Congo || ||Evant||
|}

분류:ISO 639