| Code | Name | Region |
|---|---|---|
| FRDP9 | Dabisse | 4 |
| FRDTI | Dachstein | 67 |
| FRDD4 | Dadonville | 45 |
| FRDGL | Daglan | 24 |
| FRDGX | Dagneux | 1 |
| FRNHE | Dahlenheim | 67 |
| FRDAG | Daignac | 33 |
| FRDVV | Dainville | 62 |
| FRDX2 | Daix | 21 |
| FRDJH | Dalhunden | 67 |
| FRDAL | Dallon | 2 |
| FRDU6 | Daluis | 6 |
| FRDZA | Damazan | 47 |
| FRDMH | Dambach | 67 |
| FRUON | Cuon | 49 |
| FRCQE | Cuqueron | 64 |
| FRCB7 | Curbigny | 71 |
| FRRHY | Curchy | 80 |
| FR7YO | Curcy-sur-orne | 14 |
| FRA69 | Curis-au-mont-d'or | 69 |
| FRC6N | Curnier | 26 |
| FRC7D | Curtafond | 1 |
| FRCV2 | Curtil-vergy | 21 |
| FRCFQ | Cussac-fort-medoc | 33 |
| FR2RU | Cussangy | 10 |
| FRCWU | Cusset | 3 |
| FRCST | Custines | 54 |
| FRCU4 | Cusy | 74 |
| FRUT9 | Cuts | 60 |
| FRCQL | Cuverville | 14 |
| FRVY6 | Cuverville-sur-yeres | 76 |
| FRUIY | Cuvilly | 60 |
| FRO9O | Cuvry | 57 |
| FRCX7 | Cuxac-cabardes | 11 |
| FRUOC | Cudos | 33 |
| FRCUE | Cuers | 83 |
| FRUFF | Cuffies | 2 |
| FRUGD | Cugand | 85 |
| FRGPK | Cuges-les-pins | 13 |
| FRCUG | Cugnaux | 31 |
| FRCUC | Cuincy | 59 |
| FRCUQ | Cuiry-les-chaudardes | 2 |
| FRIUI | Cuis | 51 |
| FRCSX | Cuiseaux | 71 |
| FRUMT | Cuise-la-motte | 60 |
| FRCUI | Cuisery | 71 |
| FRC4S | Cuisy | 55 |
| FR5CU | Culan | 18 |
| FRUTT | Culles-les-roches | 71 |
| FRCUZ | Culoz | 1 |