| Harrison to Cocentaina | 3,768.57 mi (6,064.92 km) |
| Harrison to Coin | 3,625.57 mi (5,834.79 km) |
| Harrison to Colindres | 3,489.57 mi (5,615.92 km) |
| Harrison to Collado-Villalba | 3,540.80 mi (5,698.37 km) |
| Harrison to Colmenar Viejo | 3,551.59 mi (5,715.73 km) |
| Harrison to Colmenarejo | 3,542.50 mi (5,701.10 km) |
| Harrison to Conil de la Frontera | 3,572.43 mi (5,749.28 km) |
| Harrison to Consuegra | 3,594.66 mi (5,785.05 km) |
| Harrison to Corbera de Llobregat | 3,796.03 mi (6,109.11 km) |
| Harrison to Cordoba | 3,585.97 mi (5,771.06 km) |
| Harrison to Coria del Rio | 3,542.30 mi (5,700.78 km) |
| Harrison to Crevillente | 3,766.80 mi (6,062.07 km) |
| Harrison to Cuarte de Huerva | 3,658.62 mi (5,887.98 km) |
| Harrison to Cubellas | 3,790.52 mi (6,100.25 km) |
| Harrison to Cuellar | 3,504.32 mi (5,639.65 km) |
