| arevelahayeren | hye-002 | btʰamitˀ |
| Ruáingga | rhg-000 | <b>th</b>aáim-búm |
| TechTarget file types | art-336 | BTH-Bathy-Recorder-Data-File-Jeppesen-Marine-Inc |
| English | eng-000 | BTHE |
| English | eng-000 | BTHI |
| English | eng-000 | BT Home Hub |
| français | fra-000 | BT Home Hub |
| Khasi | kha-000 | bthong |
| English | eng-000 | B.Th.U. |
| English | eng-000 | BThU |
| English | eng-000 | BTI |
| kdz-003 | bTi | |
| ISO 639-3 | art-001 | bti |
| filename extensions | art-335 | bti |
| Hiw | hiw-000 | bti |
| Mon | mnw-002 | bti |
| Nume | tgs-000 | bti |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | btiʼ |
| Limbum | lmp-000 | btī |
| Limbum | lmp-000 | b̆ti |
| ISO 639-PanLex | art-274 | bti-000 |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | btiaʼ |
| filename extensions | art-335 | btif |
| TechTarget file types | art-336 | BTIF-Bank-check-image-and-text-data-Nations-Bank |
| TechTarget file types | art-336 | BTIF-NationsBank-Check-Image-File |
| Deutsch | deu-000 | B-Tight |
| English | eng-000 | B-Tight |
| français | fra-000 | B-Tight |
| polski | pol-000 | B-Tight |
| Yapese | yap-000 | btiir |
| Arāmît | oar-000 | bṭīnā |
| English | eng-000 | b ting |
| filename extensions | art-335 | btinstall |
| A@Side-PalmForward S@Side-PalmForward L@Side-PalmForward | ase-000 | B@TipForearm-PalmBack B@Forearm-PalmBack B@BaseForearm-PalmBack |
| Uyghurche | uig-001 | b tipliq kishiler |
| Uyghurche | uig-001 | b tipliq qanighaqliq késili |
| dižəʼəxon | zav-000 | btix |
| dižaʼxon | zpq-000 | btix |
| dižaʼxon | zpq-000 | btix bla'a |
| dižaʼxon | zpq-000 | btix bḻa'a |
| ISO 639-3 | art-001 | btj |
| ISO 639-PanLex | art-274 | btj-000 |
| English | eng-000 | BTK |
| italiano | ita-000 | Btk |
| ISO 639 | art-005 | btk |
| ISO 639-5 | art-015 | btk |
| filename extensions | art-335 | btk |
| suomi | fin-000 | btk |
| TechTarget file types | art-336 | BTK-CLwin-Tekton-database |
| suomi | fin-000 | BTK-kuristaja |
| Volapük | vol-000 | b. t. kr. |
| GeoNames Feature Codes | art-286 | BTL |
| English | eng-000 | BTL |
| français | fra-000 | BTL |
| español | spa-000 | BTL |
| ISO 639-3 | art-001 | btl |
| filename extensions | art-335 | btl |
| TechTarget file types | art-336 | BTL-American-Civil-War-File-Interactive-Magic |
| TechTarget file types | art-336 | BTL-BEATO-Lite-Single-Assessment-Data-Unisys |
| TechTarget file types | art-336 | BTL-Inmos-BooTabLe-File |
| TechTarget file types | art-336 | BTL-INPRISE-Format-Language-Library-Borland-Software-Corporation |
| TechTarget file types | art-336 | BTL-Pok-n-NetBattle-battle-replay-file |
| English | eng-000 | BTM |
| ISO 639-3 | art-001 | btm |
| filename extensions | art-335 | btm |
| IETF language tags | art-420 | btm |
| ISO 639-PanLex | art-274 | btm-000 |
| ISO 639-PanLex | art-274 | btm-001 |
| English | eng-000 | BTMA |
| English | eng-000 | BT malaria |
| TechTarget file types | art-336 | BTM-Batch-file-used-by-Norton-Utilities |
| English | eng-000 | BTM complex |
| Deutsch | deu-000 | BTM-Datei |
| English | eng-000 | .btm file |
| français | fra-000 | BT Monoceretis |
| română | ron-000 | BT Monoceretis |
| Deutsch | deu-000 | BT Monocerotis |
| English | eng-000 | BT Monocerotis |
| 한국어 | kor-000 | .btm 파일 |
| 日本語 | jpn-000 | .btm ファイル |
| 普通话 | cmn-000 | .btm 檔案 |
| Afrikaans | afr-000 | BTN |
| አማርኛ | amh-000 | BTN |
| العربية | arb-000 | BTN |
| ISO 3166 alpha | art-006 | BTN |
| ISO 4217 | art-320 | BTN |
| asturianu | ast-000 | BTN |
| azərbaycanca | azj-000 | BTN |
| беларуская | bel-000 | BTN |
| বাংলা | ben-000 | BTN |
| bosanski | bos-000 | BTN |
| brezhoneg | bre-000 | BTN |
| български | bul-000 | BTN |
| català | cat-000 | BTN |
| čeština | ces-000 | BTN |
| нохчийн мотт | che-000 | BTN |
| 普通话 | cmn-000 | BTN |
| 國語 | cmn-001 | BTN |
| Cymraeg | cym-000 | BTN |
| dansk | dan-000 | BTN |
| Deutsch | deu-000 | BTN |
| eesti | ekk-000 | BTN |
| ελληνικά | ell-000 | BTN |
| English | eng-000 | BTN |
| euskara | eus-000 | BTN |
| føroyskt | fao-000 | BTN |
| Wikang Filipino | fil-000 | BTN |
| suomi | fin-000 | BTN |
| français | fra-000 | BTN |
| Gàidhlig | gla-000 | BTN |
| Gaeilge | gle-000 | BTN |
| galego | glg-000 | BTN |
| ગુજરાતી | guj-000 | BTN |
| עברית | heb-000 | BTN |
| हिन्दी | hin-000 | BTN |
| hrvatski | hrv-000 | BTN |
| magyar | hun-000 | BTN |
| արևելահայերեն | hye-000 | BTN |
| bahasa Indonesia | ind-000 | BTN |
| íslenska | isl-000 | BTN |
| italiano | ita-000 | BTN |
| 日本語 | jpn-000 | BTN |
| ಕನ್ನಡ | kan-000 | BTN |
| ქართული | kat-000 | BTN |
| қазақ | kaz-000 | BTN |
| kriolu kabuverdianu | kea-000 | BTN |
| монгол | khk-000 | BTN |
| ភាសាខ្មែរ | khm-000 | BTN |
| кыргыз | kir-000 | BTN |
| 한국어 | kor-000 | BTN |
| ລາວ | lao-000 | BTN |
| lietuvių | lit-000 | BTN |
| Lëtzebuergesch | ltz-000 | BTN |
| latviešu | lvs-000 | BTN |
| മലയാളം | mal-000 | BTN |
| मराठी | mar-000 | BTN |
| македонски | mkd-000 | BTN |
| مازرونی | mzn-000 | BTN |
| Nederlands | nld-000 | BTN |
| bokmål | nob-000 | BTN |
| नेपाली | npi-000 | BTN |
| ਪੰਜਾਬੀ | pan-000 | BTN |
| فارسی | pes-000 | BTN |
| polski | pol-000 | BTN |
| português | por-000 | BTN |
| română | ron-000 | BTN |
| русский | rus-000 | BTN |
| සිංහල | sin-000 | BTN |
| slovenčina | slk-000 | BTN |
| slovenščina | slv-000 | BTN |
| español | spa-000 | BTN |
| српски | srp-000 | BTN |
| srpski | srp-001 | BTN |
| svenska | swe-000 | BTN |
| Kiswahili | swh-000 | BTN |
| தமிழ் | tam-000 | BTN |
| తెలుగు | tel-000 | BTN |
| ภาษาไทย | tha-000 | BTN |
| türkmençe | tuk-000 | BTN |
| Türkçe | tur-000 | BTN |
| українська | ukr-000 | BTN |
| اردو | urd-000 | BTN |
| oʻzbek | uzn-000 | BTN |
| tiếng Việt | vie-000 | BTN |
| Bahasa Malaysia | zsm-000 | BTN |
| isiZulu | zul-000 | BTN |
| ISO 639-3 | art-001 | btn |
| filename extensions | art-335 | btn |
| Bahasa Malaysia | zsm-000 | btn |
| ISO 639-PanLex | art-274 | btn-000 |
| TechTarget file types | art-336 | BTN-buttonFile-File-ButtonWare-Inc |
| English | eng-000 | BTNHResurrection |
| Nederlands | nld-000 | BTNHResurrection |
| polski | pol-000 | BTNHResurrection |
| TechTarget file types | art-336 | BTN-JustButtons-animated-bitmap-image-format |
| TechTarget file types | art-336 | BTN-Makeover-Button-Buttonware |
| TechTarget file types | art-336 | BTN-Makeover-Button-file |
| English | eng-000 | BTO |
| italiano | ita-000 | BTO |
| español | spa-000 | Bto. |
| ISO 639-3 | art-001 | bto |
| filename extensions | art-335 | bto |
| čeština | ces-000 | bto. |
| dansk | dan-000 | bto. |
| italiano | ita-000 | bto. |
| Kofa | nfu-000 | b̌̌̄to |
| ISO 639-PanLex | art-274 | bto-000 |
| filename extensions | art-335 | btoa |
| TechTarget file types | art-336 | BTOA-Binary-to-ASCII-Encoded-File |
| TechTarget file types | art-336 | BTOA-Binary-to-ASCII-Format |
| English | eng-000 | Btoa Encoded File |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | btob |
| TechTarget file types | art-336 | BTO-Baytex-Organix-2001-Language-Kit |
| čeština | ces-000 | BTO British Trust for Ornithology |
| dižaʼxon | zpq-000 | btoc |
| தமிழ் | tam-000 | btoF©L |
| Zapoteco de San Dionisio Ocotepec | ztu-000 | bto icy |
| Hñohño | otq-001 | btoio |
| ivrit | heb-002 | btokh |
| Cheʼ Wong | cwg-000 | btom |
| English | eng-000 | B-Toolkit |
| français | fra-000 | B-Toolkit |
| Taioaan-oe | nan-002 | btoq |
| Muisca | chb-000 | btosqua |
| dižəʼəxon | zav-000 | btox |
| dižaʼxon | zpq-000 | btoxj |
| Limbum | lmp-000 | btoɭ |
| 日本語 | jpn-000 | BTO (ビルド ツー オーダー) |
| English | eng-000 | BTP |
| italiano | ita-000 | BTP |
| español | spa-000 | BTP |
| italiano | ita-000 | Btp |
| ISO 639-3 | art-001 | btp |
| filename extensions | art-335 | btp |
| italiano | ita-000 | btp |
| ISO 639-PanLex | art-274 | btp-000 |
| TechTarget file types | art-336 | BTP-Atari-NeoDesk-batch-takes-parameters-file |
| filename extensions | art-335 | btpc |
| TechTarget file types | art-336 | BTPC-BTPC-encoded-bitmap-Header |
| TechTarget file types | art-336 | BTPC-BTPC-Encoded-Bitmap-John-Robinson |
| English | eng-000 | BTPC Encoded Bitmap |
| English | eng-000 | BTPC encoded bitmap Header |
| Deutsch | deu-000 | BTP-Datei |
| English | eng-000 | .btp file |
| TechTarget file types | art-336 | BTP-MicroDOS-Bit-picture-file |
| 한국어 | kor-000 | .btp 파일 |
| 日本語 | jpn-000 | BTP (ビルド ツー プラン) |
| 日本語 | jpn-000 | .btp ファイル |
| 普通话 | cmn-000 | .btp 檔案 |
| italiano | ita-000 | BTQ |
| ISO 639-3 | art-001 | btq |
| ISO 639-PanLex | art-274 | btq-000 |
| ISO 639-PanLex | art-274 | btq-001 |
| English | eng-000 | B.T.R. |
| English | eng-000 | BTR |
| ISO 639-3 | art-001 | btr |
| filename extensions | art-335 | btr |
| ISO 639-PanLex | art-274 | btr-000 |
| ISO 639-PanLex | art-274 | btr-001 |
| ISO 639-PanLex | art-274 | btr-002 |
| ISO 639-PanLex | art-274 | btr-003 |
| ISO 639-PanLex | art-274 | btr-004 |
| čeština | ces-000 | BTR-152 |
| Deutsch | deu-000 | BTR-152 |
| English | eng-000 | BTR-152 |
| suomi | fin-000 | BTR-152 |
| français | fra-000 | BTR-152 |
| italiano | ita-000 | BTR-152 |
| 日本語 | jpn-000 | BTR-152 |
| bokmål | nob-000 | BTR-152 |
| polski | pol-000 | BTR-152 |
| English | eng-000 | BTR-3 |
| bokmål | nob-000 | BTR-3 |
| Deutsch | deu-000 | BTR-3U |
| português | por-000 | BTR-3U |
| Deutsch | deu-000 | BTR-4 |
| English | eng-000 | BTR-4 |
| português | por-000 | BTR-4 |
| čeština | ces-000 | BTR-40 |
| 普通话 | cmn-000 | BTR-40 |
| 國語 | cmn-001 | BTR-40 |
| Deutsch | deu-000 | BTR-40 |
| English | eng-000 | BTR-40 |
| français | fra-000 | BTR-40 |
| 日本語 | jpn-000 | BTR-40 |
| lietuvių | lit-000 | BTR-40 |
| bokmål | nob-000 | BTR-40 |
| polski | pol-000 | BTR-40 |
| español | spa-000 | BTR-40 |
| čeština | ces-000 | BTR-50 |
| Deutsch | deu-000 | BTR-50 |
| English | eng-000 | BTR-50 |
| suomi | fin-000 | BTR-50 |
| français | fra-000 | BTR-50 |
| italiano | ita-000 | BTR-50 |
| 日本語 | jpn-000 | BTR-50 |
| polski | pol-000 | BTR-50 |
| čeština | ces-000 | BTR-60 |
| Deutsch | deu-000 | BTR-60 |
| English | eng-000 | BTR-60 |
| suomi | fin-000 | BTR-60 |
| français | fra-000 | BTR-60 |
| italiano | ita-000 | BTR-60 |
| 日本語 | jpn-000 | BTR-60 |
| bokmål | nob-000 | BTR-60 |
| polski | pol-000 | BTR-60 |
| español | spa-000 | BTR-60 |
| svenska | swe-000 | BTR-60 |
| Türkçe | tur-000 | BTR-60 |
| magyar | hun-000 | BTR–60 |
| čeština | ces-000 | BTR-70 |
| Deutsch | deu-000 | BTR-70 |
| English | eng-000 | BTR-70 |
| français | fra-000 | BTR-70 |
| italiano | ita-000 | BTR-70 |
| 日本語 | jpn-000 | BTR-70 |
| bokmål | nob-000 | BTR-70 |
| polski | pol-000 | BTR-70 |
| svenska | swe-000 | BTR-70 |
| Türkçe | tur-000 | BTR-70 |
| magyar | hun-000 | BTR–70 |