| français | fra-000 |
| tongan | |
| አማርኛ | amh-000 | ቶንጋ |
| العربية | arb-000 | تونجا - جزر تونجا |
| العربية | arb-000 | تونغي |
| ISO 639-3 | art-001 | ton |
| ISO 639-2/B | art-003 | ton |
| ISO 639-1 | art-004 | to |
| ISO 639 | art-005 | ton |
| ISO 639-3 Inverted Names | art-291 | Tonga (Tonga Islands) |
| azərbaycanca | azj-000 | tonqa dili |
| বাংলা | ben-000 | টঙ্গা |
| ብሊና | byn-000 | ቶንጋ |
| català | cat-000 | tonga |
| čeština | ces-000 | tonga |
| 普通话 | cmn-000 | 东加语 |
| 普通话 | cmn-000 | 汤加文 |
| 普通话 | cmn-000 | 汤加语 |
| 國語 | cmn-001 | 東加文 |
| dansk | dan-000 | tongansk |
| Deutsch | deu-000 | Tongaisch |
| Deutsch | deu-000 | tongaisch |
| eesti | ekk-000 | tonga |
| English | eng-000 | Tonga |
| English | eng-000 | Tongan |
| Esperanto | epo-000 | tongaa |
| suomi | fin-000 | tongalainen |
| suomi | fin-000 | tongantonga |
| ግዕዝ | gez-000 | ቶንጋ |
| हिन्दी | hin-000 | टोंगा |
| magyar | hun-000 | tonga |
| bahasa Indonesia | ind-000 | Tonga |
| íslenska | isl-000 | Tongverska (Tongaeyjar) |
| italiano | ita-000 | tonga |
| italiano | ita-000 | tongano |
| 日本語 | jpn-000 | トンガ語 |
| ភាសាខ្មែរ | khm-000 | ភាសាតុងហ្គោ |
| कोंकणी | kok-000 | तोंगा |
| 한국어 | kor-000 | 통가어 |
| ລາວ | lao-000 | ທອງກ້າ |
| latviešu | lvs-000 | tongu |
| മലയാളം | mal-000 | ടോംഗന് |
| मराठी | mar-000 | तोंगा |
| Malti | mlt-000 | Tongan (Gżejjer ta’ Tonga) |
| Nederlands | nld-000 | Tonga |
| nynorsk | nno-000 | tonga (Tonga-øyane) |
| bokmål | nob-000 | tongansk |
| فارسی | pes-000 | تونگایی |
| polski | pol-000 | tonga |
| português | por-000 | tonga |
| português | por-000 | tonganês |
| русский | rus-000 | Тонга |
| русский | rus-000 | тонга |
| русский | rus-000 | тонганец |
| русский | rus-000 | тонганский |
| español | spa-000 | tongano |
| svenska | swe-000 | tonganska |
| தமிழ் | tam-000 | டோங்கா |
| ภาษาไทย | tha-000 | ตองกา |
| ቲግሬ | tig-000 | ቶንጋ |
| lea fakatonga | ton-000 | faka-Tonga |
| lea fakatonga | ton-000 | lea fakatonga |
| Türkçe | tur-000 | Tonga |
| українська | ukr-000 | Тонга |