| Code | Name | Region |
|---|---|---|
| FRYGP | Rogny-les-sept-ecluses | 89 |
| FRROH | Rohan | 56 |
| FRRHJ | Rohrbach-les-bitche | 57 |
| FRA9X | Roiffieux | 7 |
| FRRII | Roinville | 91 |
| FRF5L | Roisel | 80 |
| FRREB | Roissy-en-brie | 77 |
| FRROI | Roissy-en-france | 95 |
| FRROW | Rolampont | 52 |
| FR7SM | Rolleville | 76 |
| FRPGP | Romagnat | 63 |
| FRM33 | Romagne | 33 |
| FRRG5 | Romagne | 86 |
| FRRMG | Romagne | 35 |
| FRRU3 | Romagnieu | 38 |
| FRRY3 | Romagny | 50 |
| FRJJ9 | Romain | 39 |
| FRRMN | Romainville | 93 |
| FRQSB | Roche-lez-beaupre | 25 |
| FRROM | Rochemaure | 7 |
| FRR26 | Roche-saint-secret | 26 |
| FRRB5 | Roches-bettaincourt | 52 |
| FRZEI | Rocheserviere | 85 |
| FRRP5 | Roches-premarie-andille | 86 |
| FRRSR | Roches-sur-marne | 52 |
| FRRR9 | Rochetaillee | 69 |
| FRRS3 | Rochetaillee-sur-aujon | 52 |
| FROHT | Rochetoirin | 38 |
| FRRYD | Rochy-conde | 60 |
| FRRCX | Rocles | 3 |
| FRRQC | Rocquancourt | 14 |
| FRRJQ | Rocroi | 8 |
| FRE68 | Rodern | 68 |
| FRRDZ | Rodez | 12 |
| FRR2D | Rodilhan | 30 |
| FRRZU | Roeze-sur-sarthe | 72 |
| FRROV | Rogerville | 76 |
| FRROG | Rognac | 13 |
| FRRAW | Roaillan | 33 |
| FROA8 | Roaix | 84 |
| FRRNE | Roanne | 42 |
| FRROE | Roannes-saint-mary | 15 |
| FRRJJ | Robion | 84 |
| FRRCD | Rocamadour | 46 |
| FRRB3 | Rocbaron | 83 |
| FR3V7 | Roche | 42 |
| FRRHT | Rochechouart | 87 |
| FRRCB | Rochecorbon | 37 |
| FRRCO | Rochefort | 17 |
| FRRCC | Rochefort | 21 |