| GAUL Country Codes | art-297 |
| 50 | |
| العربية | arb-000 | تشاد |
| العربية | arb-000 | جمهورية تشاد |
| ISO 3166 alpha | art-006 | TCD |
| ISO 3166 alpha | art-006 | TD |
| UN M.49 | art-279 | 148 |
| UNDP Country Codes | art-294 | CHD |
| FAO Country Code | art-296 | 39 |
| 普通话 | cmn-000 | 乍得 |
| 普通话 | cmn-000 | 乍得共和国 |
| English | eng-000 | Chad |
| English | eng-000 | the Republic of Chad |
| français | fra-000 | Tchad |
| français | fra-000 | la République du Tchad |
| français | fra-000 | le Tchad |
| italiano | ita-000 | Ciad |
| italiano | ita-000 | Repubblica del Ciad |
| русский | rus-000 | Республика Чад |
| русский | rus-000 | Чад |
| español | spa-000 | Chad |
| español | spa-000 | el Chad |
| español | spa-000 | la República del Chad |