| Ciechanow to Coin | 1,658.22 mi (2,668.65 km) |
| Ciechanow to Colindres | 1,279.83 mi (2,059.68 km) |
| Ciechanow to Collado-Villalba | 1,428.79 mi (2,299.41 km) |
| Ciechanow to Colmenar Viejo | 1,418.49 mi (2,282.84 km) |
| Ciechanow to Colmenarejo | 1,432.62 mi (2,305.59 km) |
| Ciechanow to Conil de la Frontera | 1,726.84 mi (2,779.08 km) |
| Ciechanow to Consuegra | 1,471.96 mi (2,368.89 km) |
| Ciechanow to Corbera de Llobregat | 1,176.06 mi (1,892.68 km) |
| Ciechanow to Cordoba | 1,595.22 mi (2,567.26 km) |
| Ciechanow to Coria del Rio | 1,672.36 mi (2,691.41 km) |
| Ciechanow to Crevillente | 1,437.24 mi (2,313.01 km) |
| Ciechanow to Cuarte de Huerva | 1,268.41 mi (2,041.31 km) |
| Ciechanow to Cubellas | 1,195.63 mi (1,924.17 km) |
| Ciechanow to Cuellar | 1,403.66 mi (2,258.97 km) |
| Ciechanow to Cuenca | 1,388.67 mi (2,234.85 km) |
