| Language | Name | Code |
|---|---|---|
| Afrikaans | Omsk | af |
| alt | Омск | alt |
| Amharic | ኦምስክ | am |
| Arabic | أومسك | ar |
| Asturian | Omsk | ast |
| avk | Omsk | avk |
| Azerbaijani | Omsk | az |
| azb | امسک | azb |
| Bashkir | Омск | ba |
| Belarusian | Омск | be |
| be-tarask | Омск | be-tarask |
| Bulgarian | Омск | bg |
| Bengali | ওমস্ক | bn |
| Breton | Omsk | br |
| Bosnian | Omsk | bs |
| bxr | Омск | bxr |
| Catalan | Omsk | ca |
| Chechen | Омск | ce |
| Cebuano | Omsk | ceb |
| Central Kurdish | ئۆمسک | ckb |
| crh | Omsk | crh |
| Czech | Omsk | cs |
| Church Slavic | Омьскъ | cu |
| Chuvash | Омск | cv |
| Welsh | Omsk | cy |
| Danish | Omsk | da |
| German | Omsk | de |
| de-ch | Omsk | de-ch |
| diq | Omsk | diq |
| dsb | Omsk | dsb |
| Modern Greek (1453-) | Ομσκ | el |
| English | Omsk | en |
| en-ca | Omsk | en-ca |
| en-gb | Omsk | en-gb |
| Esperanto | Omsk | eo |
| Spanish | Omsk | es |
| Estonian | Omsk | et |
| Basque | Omsk | eu |
| Persian | امسک | fa |
| Finnish | Omsk | fi |
| French | Omsk | fr |
| frr | Omsk | frr |
| Western Frisian | Omsk | fy |
| Irish | Omsk | ga |
| Galician | Omsk | gl |
| Gujarati | ઑમ્સ્ક | gu |
| Hausa | Omsk | ha |
| Hebrew | אומסק | he |
| Hindi | ओम्स्क | hi |
| Croatian | Omsk | hr |
| Upper Sorbian | Omsk | hsb |
| Hungarian | Omszk | hu |
| Armenian | Օմսկ | hy |
| Indonesian | Omsk | id |
| Interlingue | Omsk | ie |
| Ido | Omsk | io |
| Icelandic | Omsk | is |
| Italian | Omsk | it |
| Japanese | オムスク | ja |
| Javanese | Omsk | jv |
| Georgian | ომსკი | ka |
| Kazakh | Омбы | kk |
| kk-cyrl | Омбы | kk-cyrl |
| Kalaallisut | Omsk | kl |
| Kannada | ಒಮಸ್ಕ್ | kn |
| Korean | 옴스크 | ko |
| koi | Омва | koi |
| Komi | Омск | kv |
| Kirghiz | Омск | ky |
| Latin | Omium | la |
| lad | Omsk | lad |
| lez | Омск | lez |
| Ganda | Omsk | lg |
| lld | Omsk | lld |
| Lithuanian | Omskas | lt |
| Latvian | Omska | lv |
| mdf | Омск | mdf |
| mhr | Омск | mhr |
| Macedonian | Омск | mk |
| Mongolian | Омск | mn |
| Marathi | ओम्स्क | mr |
| Malay (macrolanguage) | Omsk | ms |
| Maltese | Omsk | mt |
| myv | Омской | myv |
| nah | Omsk | nah |
| nan | Omsk | nan |
| Norwegian Bokmål | Omsk | nb |
| Nepali (macrolanguage) | ओम्स्क | ne |
| Dutch | Omsk | nl |
| Norwegian Nynorsk | Omsk | nn |
| Occitan (post 1500) | Omsk | oc |
| Ossetian | Омск | os |
| Polish | Omsk | pl |
| pnb | اومسک | pnb |
| Portuguese | Omsk | pt |
| pt-br | Omsk | pt-br |
| Quechua | Omsk | qu |
| Romanian | Omsk | ro |
| Russian | Омск | ru |
| rup | Omsk | rup |
| Sicilian | Omsk | scn |
| Scots | Omsk | sco |
| sh | Omsk | sh |
| Sinhala | ඔම්ස්ක් | si |
| Slovak | Omsk | sk |
| Slovenian | Omsk | sl |
| smn | Omsk | smn |
| Albanian | Omsk | sq |
| Serbian | Омск | sr |
| stq | Omsk | stq |
| Swedish | Omsk | sv |
| Swahili (macrolanguage) | Omsk | sw |
| szl | Omsk | szl |
| Tamil | ஓம்ஸ்க் | ta |
| Telugu | ఓమ్స్క్ | te |
| Tajik | Омск | tg |
| tg-cyrl | Омск | tg-cyrl |
| Thai | ออมสค์ | th |
| Turkmen | Omsk | tk |
| Tagalog | Omsk | tl |
| Turkish | Omsk | tr |
| Tatar | Омск | tt |
| tum | Omsk | tum |
| Twi | Omsk | tw |
| udm | Омск | udm |
| Ukrainian | Омськ | uk |
| Urdu | اومسک | ur |
| Uzbek | Omsk | uz |
| vec | Omsk | vec |
| vep | Omsk | vep |
| Vietnamese | Omsk | vi |
| Volapük | Omsk | vo |
| war | Omsk | war |
| Wolof | Omsk | wo |
| Wu Chinese | 鄂木斯克 | wuu |
| xmf | ომსკი | xmf |
| yue | 鄂木斯克 | yue |
| Chinese | 鄂木斯克 | zh |
| zh-cn | 鄂木斯克 | zh-cn |
| zh-hans | 鄂木斯克 | zh-hans |
| zh-hant | 鄂木斯克 | zh-hant |
| zh-hk | 鄂木斯克 | zh-hk |
| zh-tw | 鄂木斯克 | zh-tw |