| Tualatin to Cocentaina | 5,612.62 mi (9,032.64 km) |
| Tualatin to Coin | 5,581.09 mi (8,981.90 km) |
| Tualatin to Colindres | 5,262.94 mi (8,469.89 km) |
| Tualatin to Collado-Villalba | 5,393.12 mi (8,679.38 km) |
| Tualatin to Colmenar Viejo | 5,399.73 mi (8,690.03 km) |
| Tualatin to Colmenarejo | 5,396.73 mi (8,685.19 km) |
| Tualatin to Conil de la Frontera | 5,555.65 mi (8,940.96 km) |
| Tualatin to Consuegra | 5,469.50 mi (8,802.31 km) |
| Tualatin to Corbera de Llobregat | 5,538.43 mi (8,913.25 km) |
| Tualatin to Cordoba | 5,514.67 mi (8,875.00 km) |
| Tualatin to Coria del Rio | 5,502.69 mi (8,855.73 km) |
| Tualatin to Crevillente | 5,628.04 mi (9,057.45 km) |
| Tualatin to Cuarte de Huerva | 5,441.19 mi (8,756.74 km) |
| Tualatin to Cubellas | 5,542.15 mi (8,919.24 km) |
| Tualatin to Cuellar | 5,341.93 mi (8,597.01 km) |
