| Romilly-sur-Seine to Chickasha (Oklahoma) | 4,927.30 mi (7,929.73 km) |
| Romilly-sur-Seine to Chico (California) | 5,489.50 mi (8,834.50 km) |
| Romilly-sur-Seine to Chicopee (Massachusetts) | 3,574.75 mi (5,753.00 km) |
| Romilly-sur-Seine to Chillicothe (Ohio) | 4,126.40 mi (6,640.80 km) |
| Romilly-sur-Seine to Chillum (Maryland) | 3,892.60 mi (6,264.53 km) |
| Romilly-sur-Seine to Chino (California) | 5,691.82 mi (9,160.10 km) |
| Romilly-sur-Seine to Chino Hills (California) | 5,695.64 mi (9,166.25 km) |
| Romilly-sur-Seine to Chino Valley (Arizona) | 5,472.28 mi (8,806.78 km) |
| Romilly-sur-Seine to Chippewa Falls (Wisconsin) | 4,203.39 mi (6,764.70 km) |
| Romilly-sur-Seine to Choctaw (Oklahoma) | 4,878.86 mi (7,851.77 km) |
| Romilly-sur-Seine to Chowchilla (California) | 5,594.78 mi (9,003.93 km) |
| Romilly-sur-Seine to Christiansburg (Virginia) | 4,116.69 mi (6,625.17 km) |
| Romilly-sur-Seine to Chubbuck (Idaho) | 5,028.19 mi (8,092.10 km) |
| Romilly-sur-Seine to Chula Vista (California) | 5,747.15 mi (9,249.14 km) |
| Romilly-sur-Seine to Cibolo (Texas) | 5,216.34 mi (8,394.89 km) |
