| Name | Country | Code | Category | Parent Subdivision | Flag |
|---|---|---|---|---|---|
| Bourgogne-Franche-Comté | France | FR-BFC | metropolitan region | ||
| Calvados | France | FR-14 | metropolitan department | ||
| Cantal | France | FR-15 | metropolitan department | ||
| Charente | France | FR-16 | metropolitan department | ||
| Charente-Maritime | France | FR-17 | metropolitan department | ||
| Cher | France | FR-18 | metropolitan department | ||
| Corrèze | France | FR-19 | metropolitan department | ||
| Corse-du-Sud | France | FR-2A | metropolitan department | ||
| Côte-d'Or | France | FR-21 | metropolitan department | ||
| Côtes-d'Armor | France | FR-22 | metropolitan department |