| Language | Name | Code |
|---|---|---|
| Arabic | بورتو فاليو | ar |
| Asturian | Porto Velho | ast |
| Bulgarian | Порто Вельо | bg |
| Bengali | পোর্তো ভেলহো | bn |
| bpy | পর্টো ভেলহো | bpy |
| Catalan | Porto Velho | ca |
| Cebuano | Porto Velho | ceb |
| Central Kurdish | پۆرتۆ ڤێلۆ | ckb |
| Corsican | Porto Velho | co |
| Czech | Porto Velho | cs |
| Welsh | Porto Velho | cy |
| Danish | Porto Velho | da |
| German | Porto Velho | de |
| Modern Greek (1453-) | Πόρτο Βέλιο | el |
| eml | Porto Velho | eml |
| English | Porto Velho | en |
| Esperanto | Porto Velho | eo |
| Spanish | Porto Velho | es |
| Basque | Porto Velho | eu |
| Persian | پورتو ولیو | fa |
| Finnish | Porto Velho | fi |
| French | Porto Velho | fr |
| frr | Porto Velho | frr |
| Irish | Porto Velho | ga |
| Galician | Porto Velho | gl |
| Gujarati | પોર્ટો વેલ્હો | gu |
| Hebrew | פורטו וליו | he |
| Hindi | पोर्टो वेल्हो | hi |
| Croatian | Porto Velho | hr |
| Hungarian | Porto Velho | hu |
| Armenian | Պորտու Վելյու | hy |
| Interlingua (International Auxiliary Language Association) | Porto Velho | ia |
| Indonesian | Porto Velho | id |
| Ido | Porto Velho | io |
| Italian | Porto Velho | it |
| Japanese | ポルト・ヴェーリョ | ja |
| Georgian | პორტუ-ველიუ | ka |
| Kazakh | Порту-Велью | kk |
| kk-arab | پورتۋ-ۆەليۋ | kk-arab |
| kk-cn | پورتۋ-ۆەليۋ | kk-cn |
| kk-cyrl | Порту-Велью | kk-cyrl |
| kk-kz | Порту-Велью | kk-kz |
| kk-latn | Portw-Velʹyu | kk-latn |
| kk-tr | Portw-Velʹyu | kk-tr |
| Kannada | ಪೋರ್ಟೊ ವೆಲೊ | kn |
| Korean | 포르투벨류 | ko |
| Lithuanian | Porto Veljas | lt |
| Latvian | Portuvelju | lv |
| Malagasy | Porto Velho | mg |
| Marathi | पोर्तो व्हेल्हो | mr |
| Malay (macrolanguage) | Porto Velho | ms |
| nah | Porto Velho | nah |
| nan | Porto Velho | nan |
| Norwegian Bokmål | Porto Velho | nb |
| Dutch | Porto Velho | nl |
| Occitan (post 1500) | Porto Velho | oc |
| Ossetian | Порту-Велью | os |
| Polish | Porto Velho | pl |
| pnb | پورتو ویلہو | pnb |
| Portuguese | Porto Velho | pt |
| pt-br | Porto Velho | pt-br |
| Romanian | Porto Velho | ro |
| Russian | Порту-Велью | ru |
| Scots | Porto Velho | sco |
| sh | Porto Velho | sh |
| Sinhala | පෝර්ටෝ වෙල්හෝ | si |
| Slovak | Pôrto Velho | sk |
| Serbian | Порто Вељо | sr |
| sr-ec | Порто Вељо | sr-ec |
| sr-el | Porto Veljo | sr-el |
| Swedish | Porto Velho | sv |
| Swahili (macrolanguage) | Porto Velho | sw |
| szl | Porto Velho | szl |
| Tamil | போர்டோ வெல்ஹோ | ta |
| Telugu | పోర్టో వెళ్హో | te |
| Tajik | Порту-Велю | tg |
| tg-latn | Portu-Velju | tg-latn |
| Thai | โปร์ตูแวญู | th |
| Turkish | Porto Velho | tr |
| Tatar | Порту-Велью | tt |
| Ukrainian | Порту-Велью | uk |
| Urdu | پورتو ویلہو | ur |
| Uzbek | Porto Velho | uz |
| vec | Porto Velho | vec |
| Vietnamese | Porto Velho | vi |
| Volapük | Porto Velho | vo |
| war | Porto Velho | war |
| Wu Chinese | 波多韦柳 | wuu |
| Chinese | 波多韦柳 | zh |
| zh-cn | 波多韦柳 | zh-cn |
| zh-hans | 波多韦柳 | zh-hans |
| zh-hant | 韋柳港 | zh-hant |
| zh-hk | 韋柳港 | zh-hk |
| zh-sg | 韦柳港 | zh-sg |
| zh-tw | 韋柳港 | zh-tw |