| Romilly-sur-Seine to Centralia (Illinois) | 4,411.21 mi (7,099.16 km) |
| Romilly-sur-Seine to Centralia (Washington) | 5,119.48 mi (8,239.01 km) |
| Romilly-sur-Seine to Centreville (Virginia) | 3,917.46 mi (6,304.54 km) |
| Romilly-sur-Seine to Ceres (California) | 5,588.97 mi (8,994.57 km) |
| Romilly-sur-Seine to Cerritos (California) | 5,711.55 mi (9,191.86 km) |
| Romilly-sur-Seine to Chalco (Nebraska) | 4,555.20 mi (7,330.89 km) |
| Romilly-sur-Seine to Chalmette (Louisiana) | 4,857.81 mi (7,817.89 km) |
| Romilly-sur-Seine to Chambersburg (Pennsylvania) | 3,879.87 mi (6,244.05 km) |
| Romilly-sur-Seine to Chamblee (Georgia) | 4,429.83 mi (7,129.13 km) |
| Romilly-sur-Seine to Champaign (Illinois) | 4,303.82 mi (6,926.33 km) |
| Romilly-sur-Seine to Champlin (Minnesota) | 4,266.01 mi (6,865.47 km) |
| Romilly-sur-Seine to Chandler (Arizona) | 5,534.00 mi (8,906.12 km) |
| Romilly-sur-Seine to Chanhassen (Minnesota) | 4,286.80 mi (6,898.94 km) |
| Romilly-sur-Seine to Channahon (Illinois) | 4,243.64 mi (6,829.48 km) |
| Romilly-sur-Seine to Channelview (Texas) | 5,079.04 mi (8,173.92 km) |
