| Avon Lake to Cocentaina | 4,144.46 mi (6,669.87 km) |
| Avon Lake to Coin | 4,015.99 mi (6,463.12 km) |
| Avon Lake to Colindres | 3,850.65 mi (6,197.02 km) |
| Avon Lake to Collado-Villalba | 3,915.00 mi (6,300.58 km) |
| Avon Lake to Colmenar Viejo | 3,925.29 mi (6,317.15 km) |
| Avon Lake to Colmenarejo | 3,917.01 mi (6,303.82 km) |
| Avon Lake to Conil de la Frontera | 3,966.22 mi (6,383.01 km) |
| Avon Lake to Consuegra | 3,972.97 mi (6,393.88 km) |
| Avon Lake to Corbera de Llobregat | 4,156.91 mi (6,689.89 km) |
| Avon Lake to Cordoba | 3,972.12 mi (6,392.51 km) |
| Avon Lake to Coria del Rio | 3,932.54 mi (6,328.82 km) |
| Avon Lake to Crevillente | 4,145.21 mi (6,671.06 km) |
| Avon Lake to Cuarte de Huerva | 4,023.71 mi (6,475.53 km) |
| Avon Lake to Cubellas | 4,152.74 mi (6,683.19 km) |
| Avon Lake to Cuellar | 3,875.75 mi (6,237.42 km) |
