| Kyustendil to Coin | 1,506.44 mi (2,424.38 km) |
| Kyustendil to Colindres | 1,320.72 mi (2,125.49 km) |
| Kyustendil to Collado-Villalba | 1,381.14 mi (2,222.72 km) |
| Kyustendil to Colmenar Viejo | 1,368.36 mi (2,202.16 km) |
| Kyustendil to Colmenarejo | 1,382.76 mi (2,225.33 km) |
| Kyustendil to Conil de la Frontera | 1,585.38 mi (2,551.43 km) |
| Kyustendil to Consuegra | 1,381.69 mi (2,223.61 km) |
| Kyustendil to Corbera de Llobregat | 1,067.07 mi (1,717.28 km) |
| Kyustendil to Cordoba | 1,476.45 mi (2,376.12 km) |
| Kyustendil to Coria del Rio | 1,556.32 mi (2,504.65 km) |
| Kyustendil to Crevillente | 1,265.18 mi (2,036.11 km) |
| Kyustendil to Cuarte de Huerva | 1,210.12 mi (1,947.50 km) |
| Kyustendil to Cubellas | 1,082.84 mi (1,742.66 km) |
| Kyustendil to Cuellar | 1,385.14 mi (2,229.16 km) |
| Kyustendil to Cuenca | 1,295.89 mi (2,085.53 km) |
