| Romilly-sur-Seine to Crest Hill (Illinois) | 4,231.02 mi (6,809.17 km) |
| Romilly-sur-Seine to Crestview (Florida) | 4,675.41 mi (7,524.35 km) |
| Romilly-sur-Seine to Crestwood (Illinois) | 4,213.16 mi (6,780.42 km) |
| Romilly-sur-Seine to Crestwood (Missouri) | 4,459.41 mi (7,176.73 km) |
| Romilly-sur-Seine to Creve Coeur (Missouri) | 4,457.02 mi (7,172.88 km) |
| Romilly-sur-Seine to Crofton (Maryland) | 3,877.93 mi (6,240.92 km) |
| Romilly-sur-Seine to Crossville (Tennessee) | 4,364.07 mi (7,023.29 km) |
| Romilly-sur-Seine to Crowley (Louisiana) | 4,944.85 mi (7,957.96 km) |
| Romilly-sur-Seine to Crowley (Texas) | 5,028.57 mi (8,092.71 km) |
| Romilly-sur-Seine to Crown Point (Indiana) | 4,208.14 mi (6,772.34 km) |
| Romilly-sur-Seine to Crystal (Minnesota) | 4,271.00 mi (6,873.50 km) |
| Romilly-sur-Seine to Crystal Lake (Illinois) | 4,209.81 mi (6,775.03 km) |
| Romilly-sur-Seine to Cudahy (California) | 5,709.85 mi (9,189.12 km) |
| Romilly-sur-Seine to Cudahy (Wisconsin) | 4,159.57 mi (6,694.18 km) |
| Romilly-sur-Seine to Cullman (Alabama) | 4,522.50 mi (7,278.26 km) |
