| Romulus to Corato | 4,812.87 mi (7,745.56 km) |
| Romulus to Corbetta | 4,333.42 mi (6,973.97 km) |
| Romulus to Corciano | 4,562.20 mi (7,342.15 km) |
| Romulus to Cordenons | 4,463.57 mi (7,183.42 km) |
| Romulus to Cori | 4,649.38 mi (7,482.45 km) |
| Romulus to Coriano | 4,541.01 mi (7,308.05 km) |
| Romulus to Corigliano Calabro | 4,885.23 mi (7,862.01 km) |
| Romulus to Corleone | 4,827.61 mi (7,769.28 km) |
| Romulus to Cormano | 4,340.30 mi (6,985.04 km) |
| Romulus to Cornaredo | 4,336.85 mi (6,979.48 km) |
| Romulus to Cornate d'Adda | 4,348.51 mi (6,998.26 km) |
| Romulus to Cornedo Vicentino | 4,424.94 mi (7,121.26 km) |
| Romulus to Correggio | 4,435.68 mi (7,138.53 km) |
| Romulus to Corridonia | 4,607.32 mi (7,414.77 km) |
| Romulus to Corsico | 4,342.77 mi (6,989.01 km) |
