| Upper Arlington to Cocentaina | 4,240.34 mi (6,824.17 km) |
| Upper Arlington to Coin | 4,107.07 mi (6,609.69 km) |
| Upper Arlington to Colindres | 3,950.28 mi (6,357.35 km) |
| Upper Arlington to Collado-Villalba | 4,011.27 mi (6,455.51 km) |
| Upper Arlington to Colmenar Viejo | 4,021.70 mi (6,472.31 km) |
| Upper Arlington to Colmenarejo | 4,013.19 mi (6,458.61 km) |
| Upper Arlington to Conil de la Frontera | 4,056.00 mi (6,527.50 km) |
| Upper Arlington to Consuegra | 4,068.06 mi (6,546.91 km) |
| Upper Arlington to Corbera de Llobregat | 4,256.72 mi (6,850.53 km) |
| Upper Arlington to Cordoba | 4,064.70 mi (6,541.50 km) |
| Upper Arlington to Coria del Rio | 4,023.65 mi (6,475.44 km) |
| Upper Arlington to Crevillente | 4,240.34 mi (6,824.17 km) |
| Upper Arlington to Cuarte de Huerva | 4,122.44 mi (6,634.43 km) |
| Upper Arlington to Cubellas | 4,252.24 mi (6,843.32 km) |
| Upper Arlington to Cuellar | 3,972.77 mi (6,393.55 km) |
