| Name | Other Name | Family | Nativ Name | ISO6391 Code | ISO6392T Code | ISO6392B Code | ISO6393 Code | Notes |
|---|---|---|---|---|---|---|---|---|
| Corsican | Indo-European | corsu; lingua corsa | co | cos | cos | cos | ||
| Shona | Niger–Congo | chiShona | sn | sna | sna | sna | ||
| Chichewa | Chewa;Nyanja | Niger–Congo | chiCheŵa; chinyanja | ny | nya | nya | nya | |
| Chamorro | Austronesian | Chamoru | ch | cha | cha | cha | ||
| Czech | Indo-European | čeština; český jazyk | cs | ces | cze | ces | ||
| Catalan | Valencian | Indo-European | català; valencià | ca | cat | cat | cat | |
| Breton | Indo-European | brezhoneg | br | bre | bre | bre | ||
| Bosnian | Indo-European | bosanski jezik | bs | bos | bos | bos | ||
| Bislama | Creole | Bislama | bi | bis | bis | bis | Language formed from English and Ni-Vanuatu; with some French influence. | |
| Sundanese | Austronesian | Basa Sunda | su | sun | sun | sun |