| Grain Valley to Corato | 5,387.53 mi (8,670.39 km) |
| Grain Valley to Corbetta | 4,907.85 mi (7,898.42 km) |
| Grain Valley to Corciano | 5,138.29 mi (8,269.29 km) |
| Grain Valley to Cordenons | 5,029.97 mi (8,094.95 km) |
| Grain Valley to Cori | 5,228.66 mi (8,414.72 km) |
| Grain Valley to Coriano | 5,114.08 mi (8,230.31 km) |
| Grain Valley to Corigliano Calabro | 5,463.91 mi (8,793.31 km) |
| Grain Valley to Corleone | 5,415.82 mi (8,715.92 km) |
| Grain Valley to Cormano | 4,914.07 mi (7,908.43 km) |
| Grain Valley to Cornaredo | 4,910.98 mi (7,903.46 km) |
| Grain Valley to Cornate d'Adda | 4,921.48 mi (7,920.35 km) |
| Grain Valley to Cornedo Vicentino | 4,994.91 mi (8,038.53 km) |
| Grain Valley to Correggio | 5,009.30 mi (8,061.69 km) |
| Grain Valley to Corridonia | 5,180.99 mi (8,337.99 km) |
| Grain Valley to Corsico | 4,916.98 mi (7,913.12 km) |
