| Deutsch | deu-000 | M38 Wolfhound |
| English | eng-000 | M38 Wolfhound |
| српски | srp-000 | M38 Вулфхаунд |
| 國語 | cmn-001 | M38獵狼犬 |
| English | eng-000 | M39 |
| suomi | fin-000 | M39 |
| English | eng-000 | M39 Pantserwagen |
| filename extensions | art-335 | m3a |
| Sudest | tgo-000 | m3a |
| jǿg³ jmei¹² | cpa-000 | m3a7 |
| čeština | ces-000 | M3 Adapter |
| 日本語 | jpn-000 | M3 Adapter |
| Nong Duu Mon | mnw-001 | m3akr3h |
| May | scb-000 | m3am |
| TechTarget file types | art-336 | M3A-MPEG-3-audio |
| TechTarget file types | art-336 | M3A-MPEG-Archive-Enhanced-M3U-Playlist-File |
| Miranya | boa-001 | m3amuna |
| Bora | boa-000 | m3amunaxpi |
| cotiria | gvc-000 | m3ano makaria |
| Guayabero | guo-000 | m3ax |
| Bute | vut-000 | m3b |
| Kusunda | kgg-000 | m3b3 |
| Apali | ena-000 | m3b3n |
| Katukína Pano | knt-000 | m3bi |
| Proto-Pano | sai-045 | m3bi |
| mösiehuali̱ | nhg-000 | m3bil3na |
| Apinaye | apn-000 | m3C |
| Damia-baśa | dml-000 | m3C |
| Guambiano | gum-000 | m3C |
| filename extensions | art-335 | m3c |
| Hunzib | huz-000 | m3c |
| Khvarshi Inxokvari | khv-001 | m3c |
| Lamet | lbn-000 | m3c |
| Mbreme | mlr-000 | m3c |
| bànà | bcw-000 | m3c3 |
| Quetta Pashto | pbt-005 | m3C3i |
| Sechelt | sec-000 | m3C"3n |
| Camsa | kbh-000 | m3cana |
| Proto-Tharu | iir-000 | m3CCh~er |
| Dang | thl-000 | m3CCh~i |
| parǝkwa | pbi-000 | m3Ce |
| English | eng-000 | M3CG intermediate language file |
| Rana | thr-000 | m3Ch~3ri |
| Agra Gujari | gju-001 | m3Ch~i |
| Central Azad Kashmir Gujari | gju-002 | m3Ch~i |
| Mendhar Gujari | gju-008 | m3Ch~i |
| Settled Swat Gujari | gju-010 | m3Ch~i |
| Transhumant Swat Gujari | gju-013 | m3Ch~i |
| Proto-Northern-Hindko | hno-001 | m3Ch~i |
| Krakal Kalasha | kls-002 | m3ch~i |
| Maithilī | mai-000 | m3Ch~li |
| Urdu | urd-002 | m3Ch~li |
| Chitral Gujari | gju-003 | m3Ci |
| Dir Gujari | gju-004 | m3Ci |
| Gilgit Gujari | gju-005 | m3Ci |
| Kaghan Gujari | gju-006 | m3Ci |
| Kunar Gujari | gju-007 | m3Ci |
| Northern Azad Kashmir Gujari | gju-009 | m3Ci |
| Southern Azad Kashmir Gujari | gju-011 | m3Ci |
| Southern Hazara Gujari | gju-012 | m3Ci |
| Proto-Southern-Hindko | hnd-001 | m3Ci |
| Kohat City Hindko | hnd-002 | m3Ci |
| Pakha Golam Hindko | hnd-003 | m3Ci |
| Talagang Hindko | hnd-005 | m3Ci |
| Wad Pagga Hindko | hnd-006 | m3Ci |
| Mansehra Hindko | hno-003 | m3Ci |
| Sherpur Hindko | hno-004 | m3Ci |
| Singo Di Garhi Hindko | hno-005 | m3Ci |
| Seraiki | skr-000 | m3Ci |
| Garam Chishma Khowar | khw-002 | m3ci |
| Kesu Khowar | khw-003 | m3ci |
| Odir Khowar | khw-004 | m3ci |
| Pargam Nisar Khowar | khw-005 | m3ci |
| Ushu Khowar | khw-006 | m3ci |
| Purigal Phalura | phl-003 | m3ci |
| TechTarget file types | art-336 | M3C-IBM-Voice-Type-languages-Newuser-file |
| Sḵwx̱wú7mesh snichim | squ-000 | m3Cn |
| Tautu | upv-004 | m3Co |
| Aranduyiwar | gwt-000 | m3Cot3 |
| Ica | arh-000 | m3Cuwi |
| filename extensions | art-335 | m3d |
| Bendeghe | etu-001 | m3d |
| Ekparabong | nbb-002 | m3d |
| East Sakhalin Gilyak | niv-002 | m3d |
| ненэця’ вада | yrk-000 | m3d |
| TechTarget file types | art-336 | M3D-3D-animation-Corel-Motion |
| Sindangan Subanun | syb-000 | m3d3N3g |
| Sediq | trv-004 | m3d3Nu7 |
| el maghribïya | ary-001 | m3da |
| Khinalug | kjj-000 | m3da |
| Ndao | nfa-000 | m3da |
| Oksapmin | opm-000 | m3dap |
| Kachin | kac-000 | m3dat |
| Tape | map-008 | m3dax |
| Njanyi | nja-000 | m3dE |
| TechTarget file types | art-336 | M-3D-GameStudio-backup-map |
| Kelon | kyo-000 | m3di |
| Seya | say-000 | m3di |
| Pidhimdi | ttr-001 | m3di |
| Mbuko | mqb-000 | m3dire |
| Duhwa | kbz-000 | m3diT |
| el maghribïya | ary-001 | m3dnôs |
| Lowland Mixe | mco-000 | m3dogug37 |
| Mauwake opora | mhl-000 | m3duN |
| Amur Gilyak | niv-001 | m3dy~ |
| West Sakhalin Gilyak | niv-005 | m3dy~ |
| Avaso Babatana | baa-001 | m3e |
| námetejemi̵naa | bmr-000 | m3fa5o |
| Shanenawa | swo-000 | m3fi7 |
| filename extensions | art-335 | m3g |
| Danaru | dnr-000 | m3g |
| Ukuriguma | ukg-000 | m3g |
| Usan | wnu-000 | m3g |
| Kashibo de San Alejandro | cbr-003 | m3g3 |
| Jabung Lampung Api | ljp-003 | m3g3 |
| Miani | pla-000 | m3g3 |
| Rendille | rel-000 | m3g3Ca |
| Anamgura | imi-000 | m3g3Namb~a |
| Lampung Nyo Abung—Kotabumi | abl-001 | m3g3r |
| Proto-Lampungic | pqw-006 | m3g3r |
| Kambot—Kambaramba | kbx-001 | m3g3re |
| Misher Tatar | tat-004 | m3g3s |
| Lavatbura-Lamusong | lbv-000 | m3g3t |
| Abung Sukadana Lampung Nyo | abl-004 | m3g3X |
| Lampung | ljp-000 | m3g3x |
| Rendille | rel-000 | m3g3X3 |
| Kazan Tatar | tat-003 | m3g3z |
| Sop | urw-000 | m3ga |
| Gumuz | guk-004 | m3gakw~a |
| Ap Ma | kbx-000 | m3gare |
| Menggala Tulang Bawang Lampung Nyo | abl-003 | m3gew |
| Mada | mda-000 | m3gi |
| Gbugyar | mda-001 | m3gi |
| Keja | mda-002 | m3gi |
| Nco | mda-004 | m3gi |
| Ndeywan | mda-005 | m3gi |
| Njigban | mda-006 | m3gi |
| Rija | mda-007 | m3gi |
| Kelon | kyo-000 | m3gih |
| English | eng-000 | M3 GMC |
| polski | pol-000 | M3 GMC |
| TechTarget file types | art-336 | M3G-Mobile-3D-Graphic |
| TechTarget file types | art-336 | M3G-Mobile-3D-Graphics-Header |
| TechTarget file types | art-336 | M3G-Nokia-Phone-Screen-Saver-Nokia |
| Buang | ptp-001 | m3Go |
| Nederlands | nld-000 | M3 Grant |
| bokmål | nob-000 | M3 Grant/Lee |
| yɨʼmayagaala | byr-000 | m3gunya |
| Kuy | kdt-000 | m3h |
| Khmuʼ | kjg-000 | m3h |
| Lowland Mixe | mco-000 | m3h |
| Totontepec | mto-000 | m3h |
| Ayutla Mixe | mxp-001 | m3h |
| South Highland Mixe | mxp-002 | m3h |
| Nuntajɨyi | poi-000 | m3h |
| Sayula Popoluca | pos-000 | m3h |
| Karitiâna | ktn-000 | m3*h3*m |
| Kobon | kpw-000 | m3h3p |
| Yinbaw | kvu-000 | m3* ha |
| tzunipʌꞌnotowe—Poquiʌꞌmʌ | zoc-000 | m3ha |
| tajtsaꞌway ꞌyode | zor-000 | m3ha |
| Francisco León | zos-000 | m3ha |
| čeština | ces-000 | M3 Half-track |
| English | eng-000 | M3 Half-track |
| italiano | ita-000 | M3 Half-track |
| Rengao | ren-000 | m3ham |
| Sediq | trv-004 | m3ho7il |
| jǿg³ jmei¹² | cpa-000 | m3*i |
| filename extensions | art-335 | m3i |
| Biaomin | bje-000 | m3i |
| Dongshan Biao Mon | bmt-001 | m3i |
| Kam Zhanglu | doc-002 | m3i |
| Northern Dong Tianzhu Shidong | doc-003 | m3i |
| Zhanglu Dong | doc-004 | m3i |
| Proto-Tharu | iir-000 | m3i |
| Tscheremissisch Urzum | mhr-001 | m3i |
| Sumau | six-000 | m3i |
| Dang | thl-000 | m3i |
| Rana | thr-000 | m3i |
| La | wbm-006 | m3ih |
| TechTarget file types | art-336 | M3I-IBM-Voice-Type-languages-Newuser-file |
| Lavatbura-Lamusong | lbv-000 | m3in |
| Totoro | ttk-000 | m3iS |
| r n km.t | egy-000 | m3j |
| Lamet | lbn-000 | m3j |
| Huari | tba-000 | m3j |
| šʹəbzá | uby-001 | m3ja |
| basa Bali | ban-000 | m3jalan |
| filename extensions | art-335 | m3k |
| Chintāṅ | ctn-000 | m3k |
| Tacheng Dagur | dta-001 | m3k |
| Guambiano | gum-000 | m3k |
| Iaai | iai-000 | m3k |
| Modang | mxd-000 | m3k |
| Phom | nph-000 | m3k |
| Naga Phom | nph-001 | m3k |
| Proto Bodo | sit-001 | m3k |
| Ik | ikx-000 | m3k3 |
| Lâhū-khɔ̂ | lhu-000 | m3k3 |
| basa Bali | ban-000 | m3k3b3r |
| Sursurunga | sgz-000 | m3k3i |
| Sediq | trv-004 | m3k3la7 |
| Bukat | bvk-000 | m3k3liNo |
| Kashibo Alto Aguaytia | cbr-001 | m3k3n |
| Kashibo Bajo Aguaytia | cbr-002 | m3k3n |
| Kashibo Sungaroyacu | cbr-004 | m3k3n |
| Cashinahua | cbs-000 | m3k3n |
| Matís | mpq-000 | m3k3n |
| Kulina Pano | xpk-000 | m3k3n |
| Yaminahua | yaa-000 | m3k3n |
| Yawanawa | ywn-000 | m3k3n |
| St’át’imcets | lil-000 | m3k3n" |
| Chácobo | cao-000 | m3k3n3 |
| Koch | kdq-000 | m3k3r |
| Ningil | niz-000 | m3k3r |
| Aʼtong | aot-000 | m3k3ren |
| Moresada | msx-000 | m3k3t3r |
| Sirenik | ysr-000 | m3k3ta |
| Faita | faj-000 | m3ka |
| Mum | kqa-000 | m3ka gurs |
| Buna—Waskurin | bvn-001 | m3kai |
| Coos | csz-000 | m3kan |
| Sediq | trv-004 | m3kan |
| Nek | nif-000 | m3kbalak |
| Aʼtong | aot-000 | m3keren |
| Türkçe | tur-000 | M3 Keşif Aracı ’White’ |
| Taungthu | blk-001 | m3 kh~e7 |
| Karen Yintale | kvy-000 | m3 kh~i |
| Lophomi | nsa-000 | m3kh~o |
| Miranya | boa-001 | m3kh~ur3kw~a |
| Pahouin | fan-000 | m3ki |
| TechTarget file types | art-336 | M3K-Interactive-Digital-Content-File |
| Aʼtong | aot-000 | m3kren |
| Sediq | trv-004 | m3ksa7 |
| cuy-000 | m3ku | |
| Rerau | rea-000 | m3ku |
| Ao | njo-000 | m3kuk |
| Veddah | ved-000 | m3kun3 |
| Bora | boa-000 | m3kurugw~a |
| Halkomelem | hur-002 | m3k"w~ |
| ASCII Upriver Halkomelem | hur-004 | m3k"w~ |
| Nooksack | nok-000 | m3k"w~ |
| SENĆOŦEN | str-002 | m3k"w~ |
| Samish | str-003 | m3k"w~ |
| Songish | str-004 | m3k"w~ |
| Sliammon | coo-001 | m3kw~ |
| Cowlitz | cow-000 | m3kw~p |
| Laal | gdm-000 | m3l |
| Djanti | ngy-000 | m3l |
| Southwest Tanna Imreang | nwi-004 | m3l |
| Southwest Tanna Lapwangtoai | nwi-005 | m3l |
| May | scb-000 | m3l |
| Yidgha | ydg-000 | m3L3 |
| Quinault | qun-000 | m3l37 |
| Awara | awx-000 | m3l3k |
| Phan Rang Cham | cjm-000 | m3l3m |
| Tiwi | tiw-000 | m3L3tixa |
| Kpɛlɛwoo | xpe-000 | m3*la |
| Coos | csz-000 | m3la |
| Laal | gdm-000 | m3la |
| Pingilapese | pif-000 | m3la |
| Belait | beg-000 | m3la7 |
| basa Bali | ban-000 | m3lah |
| Tiwi | tiw-000 | m3lampwaLa |
| Cuaiquer | kwi-000 | m3lan |
| Kemant | ahg-000 | m3las |
| amarəñña | amh-001 | m3las |
| Gheg | aln-000 | m3lCi |
| toskërishte | als-000 | m3lCi |
| Syriac | syc-001 | m3le |
| bosanski | bos-000 | M3 Lee |
| čeština | ces-000 | M3 Lee |
| English | eng-000 | M3 Lee |
| suomi | fin-000 | M3 Lee |
| français | fra-000 | M3 Lee |
| hrvatski | hrv-000 | M3 Lee |
| polski | pol-000 | M3 Lee |
| português | por-000 | M3 Lee |
| svenska | swe-000 | M3 Lee |
| Türkçe | tur-000 | M3 Lee |
| Deutsch | deu-000 | M3 Lee/Grant |
| español | spa-000 | M3 Lee/Grant |
| South Levantine Arabic | ajp-001 | m3lEn |
| Gafat | gft-000 | m3lEsE |
| Kwomtari | kwo-000 | m3Li |
| Pamosu | hih-000 | m3li |
| Korowai | khe-000 | m3li |
| Ao | njo-000 | m3li |
| Lophomi | nsa-000 | m3li |
| Sōreth | cld-001 | m3lia |
| Korowai | khe-000 | m3lil |
| Wagaya | wga-000 | m3limpa |
| Modang | mxd-000 | m3liN |
| North Levantine Spoken Arabic | apc-002 | m3lin |
| Tiwi | tiw-000 | m3LiNara |
| English | eng-000 | M3 Line |