[Mirrored from: http://adm5.byu.edu/Images/photoid/aacraoig/segments/dataelmt/nisolang.html]
| Code | Language |
|---|---|
| ACE | Achinese |
| ACH | Acoli |
| ADA | Adangme |
| AFA | Afro-Asiatic (Other) |
| AFH | Afrihili (Artificial language) |
| AFR | Afrikaans |
| AJM | Aljamia |
| AKK | Akkadian |
| ALB | Albanian |
| ALE | Aleut |
| ALG | Algonquian languages |
| AMH | Amharic |
| ANG | English, Old (ca. 450-1100) |
| APA | Apache languages |
| ARA | Arabic |
| ARC | Aramaic |
| ARM | Armenian |
| ARN | Araucanian |
| ARP | Arapaho |
| ART | Artificial (Other) |
| ARW | Arawak |
| ASM | Assamese |
| ATH | Athapascan languages |
| AVA | Avaric |
| AVE | Avestan |
| AWA | Awadhi |
| AYM | Aymara |
| AZE | Azerbaijani |
| BAD | Banda |
| BAI | Bamileke languages |
| BAK | Bashkir |
| BAL | Baluchi |
| BAM | Bambara |
| BAN | Balinese |
| BAQ | Basque |
| BAS | Basa |
| BAT | Baltic (Other) |
| BEJ | Beja |
| BEL | Byelorussian |
| BEM | Bemba |
| BEN | Bengali |
| BER | Berber languages |
| BHO | Bhojpuri |
| BIK | Bikol |
| BIN | Bini |
| BLA | Siksika |
| BRA | Braj |
| BRE | Breton |
| BUG | Buginese |
| BUL | Bulgarian |
| BUR | Burmese |
| CAD | Caddo |
| CAI | Central American Indian (Other) |
| CAM | Khmer |
| CAR | Carib |
| CAT | Catalan |
| CAU | Caucasian (Other) |
| CEB | Cebuano |
| CEL | Celtic languages |
| CHA | Chamorro |
| CHB | Chibcha |
| CHE | Chechen |
| CHG | Chagatai |
| CHI | Chinese |
| CHN | Chinook jargon |
| CHO | Choctaw |
| CHR | Cherokee |
| CHU | Church Slavic |
| CHV | Chuvash |
| CHY | Cheyenne |
| COP | Coptic |
| COR | Cornish |
| CPE | Creoles and Pidgins, English-based (Other) |
| CPF | Creoles and Pidgins, French-based (Other) |
| CPP | Creoles and Pidgins, Portuguese-based (Other) |
| CRE | Cree |
| CRP | Creoles and Pidgins (Other) |
| CUS | Cushitic (Other) |
| CZE | Czech |
| DAK | Dakota |
| DAN | Danish |
| DEL | Delaware |
| DIN | Dinka |
| DOI | Dogri |
| DRA | Dravidian (Other) |
| DUA | Duala |
| DUM | Dutch, Middle (ca. 1050-1350) |
| DUT | Dutch |
| DYU | Dyula |
| EFI | Efik |
| EGY | Egyptian |
| EKA | Ekajuk |
| ELX | Elamite |
| ENG | English |
| ENM | English, Middle (1100-1500) |
| ESK | Eskimo |
| ESP | Esperanto |
| EST | Estonian |
| ETH | Ethiopic |
| EWE | Ewe |
| EWO | Ewondo |
| FAN | Fang |
| FAR | Faroese |
| FAT | Fanti |
| FIJ | Fijian |
| FIN | Finnish |
| FIU | Finno-Ugrian (Other) |
| FON | Fon |
| FRE | French |
| FRI | Friesian |
| FRM | French, Middle (ca. 1400-1600) |
| FRO | French, Old (ca. 842-1400) |
| FUL | Fula |
| GAA | Gū |
| GAE | Gaelic (Scots) |
| GAG | Gallegan |
| GAL | Oromo |
| GAY | Gayo |
| GEM | Germanic (Other) |
| GEO | Georgian |
| GER | German |
| GIL | Gilbertese |
| GMH | German, Middle High (ca. 1050-1500) |
| GOH | German, Old High (ca. 750-1050) |
| GON | Gondi |
| GOT | Gothic |
| GRB | Grebo |
| GRC | Greek, Ancient (to 1453) |
| GRE | Greek, Modern (1453- ) |
| GUA | Guarani |
| GUJ | Gujarati |
| HAI | Haida |
| HAU | Hausa |
| HAW | Hawaiian |
| HEB | Hebrew |
| HER | Herero |
| HIL | Hiligaynon |
| HIM | Himachali |
| HIN | Hindi |
| HMO | Hiri Motu |
| HUN | Hungarian |
| HUP | Hupa |
| IBA | Iban |
| IBO | Igbo |
| ICE | Icelandic |
| IJO | Ijo |
| ILO | Iloko |
| INC | Indic (Other) |
| IND | Indonesian |
| INE | Indo-European (Other) |
| INT | Interlingua (International Auxiliary Language Association) |
| IRA | Iranian (Other) |
| IRI | Irish |
| IRO | Iroquoian languages |
| ITA | Italian |
| JAV | Javanese |
| JPN | Japanese |
| JPR | Judeo-Persian |
| JRB | Judeo-Arabic |
| KAA | Kara-Kalpak |
| KAB | Kabyle |
| KAC | Kachin |
| KAM | Kamba |
| KAN | Kannada |
| KAR | Karen |
| KAS | Kashmiri |
| KAU | Kanuri |
| KAW | Kawi |
| KAZ | Kazakh |
| KHA | Khasi |
| KHI | Khoisan (Other) |
| KHO | Khotanese |
| KIK | Kikuyu |
| KIN | Kinyarwanda |
| KIR | Kirghiz |
| KOK | Konkani |
| KON | Kongo |
| KOR | Korean |
| KPE | Kpelle |
| KRO | Kru |
| KRU | Kurukh |
| KUA | Kuanyama |
| KUR | Kurdish |
| KUS | Kusaie |
| KUT | Kutenai |
| LAD | Ladino |
| LAH | Lahnd |
| LAM | Lamba |
| LAN | Langue d'oc (post-1500) |
| LAO | Lao |
| LAP | Lapp |
| LAT | Latin |
| LAV | Latvian |
| LIN | Lingala |
| LIT | Lithuanian |
| LOL | Mongo |
| LOZ | Lozi |
| LUB | Luba-Katanga |
| LUG | Ganda |
| LUI | Luiseno |
| LUN | Lunda |
| LUO | Luo (Kenya and Tanzania) |
| MAC | Macedonian |
| MAD | Madurese |
| MAG | Magahi |
| MAH | Marshall |
| MAI | Maithili |
| MAK | Makasar |
| MAL | Malayalam |
| MAN | Mandingo |
| MAO | Maori |
| MAP | Austronesian (Other) |
| MAR | Marathi |
| MAS | Masai |
| MAX | Manx |
| MAY | Malay |
| MEN | Mende |
| MIC | Micmac |
| MIN | Minangkabau |
| MIS | Miscellaneous (Other) |
| MKH | Mon-Khmer (Other) |
| MLA | Malagasy |
| MLT | Maltese |
| MNI | Manipuri |
| MNO | Manobo languages |
| MOH | Mohawk |
| MOL | Moldavian |
| MON | Mongolian |
| MOSs | Mossi |
| MUL | Multiple languages |
| MUN | Munda (Other) |
| MUS | Creek |
| MWR | Marwari |
| MYN | Mayan languages |
| NAH | Aztec |
| NAI | North American Indian (Other) |
| NAV | Navajo |
| NDE | Ndebele (Zimbabwe) |
| NDO | Ndonga |
| NEP | Nepali |
| NEW | Newari |
| NIC | Niger-Kordofanian (Other) |
| NIU | Niuean |
| NOR | Norwegian |
| NSO | Northern Sotho |
| NUB | Nubian languages |
| NYA | Nyanja |
| NYM | Nyamwezi |
| NYN | Nyankole |
| NYO | Nyoro |
| NZI | Nzima |
| OJI | Ojibwa |
| ORI | Oriya |
| OSA | Osage |
| OSS | Ossetic |
| OTA | Turkish, Ottoman |
| OTO | Otomian languages |
| PAA | Papuan-Australian (Other) |
| PAG | Pangasinan |
| PAL | Pahlavi |
| PAM | Pampanga |
| PAN | Panjabi |
| PAP | Papiamento |
| PAU | Palauan |
| PEO | Old Persian (ca. 600-400 B.C.) |
| PER | Persian |
| PLI | Pali |
| POL | Polish |
| PON | Ponape |
| POR | Portuguese |
| PRA | Prakrit languages |
| PRO | Provencal, Old (to 1500) |
| PUS | Pushto |
| QUE | Quechua |
| RAJ | Rajasthani |
| RAR | Rarotongan |
| ROA | Romance (Other) |
| ROH | Raeto-Romance |
| ROM | Romany |
| RUM | Romanian |
| RUN | Rundi |
| RUS | Russian |
| SAD | Sandawe |
| SAG | Sango |
| SAI | South American Indian (Other) |
| SAL | Salishan languages |
| SAM | Samaritan Aramaic |
| SAN | Sanskrit |
| SAO | Samoan |
| SCC | Serbo-Croatian (Cyrillic) |
| SCO | Scots |
| SCR | Serbo-Croatian (Roman) |
| SEL | Selkup |
| SEM | Semitic (Other) |
| SHN | Shan |
| SHO | Shona |
| SID | Sidamo |
| SIO | Siouan languages |
| SIT | Sino-Tibetan (Other) |
| SLA | Slavic (Other) |
| SLO | Slovak |
| SLV | Slovenian |
| SND | Sindhi |
| SNH | Sinhalese |
| SOM | Somali |
| SON | Songhai |
| SPA | Spanish |
| SRR | Serer |
| SSO | Sotho |
| SUK | Sukuma |
| SUN | Sundanese |
| SUS | Susu |
| SUX | Sumerian |
| SWA | Swahili |
| SWZ | Swazi |
| SYR | Syriac |
| TAG | Tagalog |
| TAH | Tahitian |
| TAJ | Tajik |
| TAM | Tamil |
| TAR | Tatar |
| TEL | Telugu |
| TEM | Timne |
| TER | Tereno |
| THA | Thai |
| TIB | Tibetan |
| TIG | Tigre |
| TIR | Tigrinya |
| TIV | Tivi |
| TLI | Tlingit |
| TOG | Tonga (Nyasa) |
| TON | Tonga (Tonga Islands) |
| TRU | Truk |
| TSI | Tsimshian |
| TSO | Tsonga |
| TSW | Tswana |
| TUK | Turkmen |
| TUM | Tumbuka |
| TUR | Turkish |
| TUT | Altaic (Other) |
| TWI | Twi |
| UGA | Ugaritic |
| UIG | Uighur |
| UKR | Ukrainian |
| UMB | Umbundu |
| UND | Undetermined |
| URD | Urdu |
| UZB | Uzbek |
| VAI | Vai |
| VEN | Venda |
| VIE | Vietnamese |
| VOT | Votic |
| WAK | Wakashan languages |
| WAL | Walamo |
| WAR | Waray |
| WAS | Washo |
| WEL | Welsh |
| WEN | Sorbian languages |
| WOL | Wolof |
| XHO | Xhosa |
| YAO | Yao |
| YAP | Yap |
| YID | Yiddish |
| YOR | Yoruba |
| ZAP | Zapotec |
| ZEN | Zenaga |
| ZUL | Zulu |
| ZUN | Zuni |