| Language | Name | Code |
|---|---|---|
| Belarusian | Нангкхай | be |
| Bengali | নং খাই | bn |
| Tibetan | ནོང་ཁའི། | bo |
| Cebuano | Nǭngkhāi | ceb |
| German | Nong Khai | de |
| English | Nong Khai | en |
| Esperanto | Nonkajo | eo |
| Spanish | Nǭngkhāi | es |
| Persian | نونگ خای | fa |
| Finnish | Nong Khai | fi |
| French | Nongkhai | fr |
| Italian | Nǭngkhāi | it |
| Japanese | テーサバーンムアン・ノーンカーイ | ja |
| Korean | 농카이 | ko |
| krj | Nǭngkhāi | krj |
| Norwegian Bokmål | Nong Khai | nb |
| Dutch | Nong Khai | nl |
| pnb | نونگ کھائی | pnb |
| Portuguese | Nong Khai | pt |
| Russian | Нонгкхай | ru |
| shn | ၼွင်ၶၢႆး | shn |
| Thai | เทศบาลเมืองหนองคาย | th |
| Vietnamese | Nong Khai | vi |
| war | Nǭngkhāi | war |
| Chinese | 廊開市 | zh |
| zh-cn | 廊开市 | zh-cn |
| zh-hans | 廊开市 | zh-hans |