| Efkarpia to Coin | 1,513.19 mi (2,435.24 km) |
| Efkarpia to Colindres | 1,361.70 mi (2,191.45 km) |
| Efkarpia to Collado-Villalba | 1,407.42 mi (2,265.02 km) |
| Efkarpia to Colmenar Viejo | 1,394.59 mi (2,244.37 km) |
| Efkarpia to Colmenarejo | 1,408.66 mi (2,267.02 km) |
| Efkarpia to Conil de la Frontera | 1,592.25 mi (2,562.47 km) |
| Efkarpia to Consuegra | 1,401.29 mi (2,255.15 km) |
| Efkarpia to Corbera de Llobregat | 1,093.67 mi (1,760.10 km) |
| Efkarpia to Cordoba | 1,489.25 mi (2,396.72 km) |
| Efkarpia to Coria del Rio | 1,567.88 mi (2,523.26 km) |
| Efkarpia to Crevillente | 1,274.46 mi (2,051.05 km) |
| Efkarpia to Cuarte de Huerva | 1,239.62 mi (1,994.97 km) |
| Efkarpia to Cubellas | 1,108.19 mi (1,783.46 km) |
| Efkarpia to Cuellar | 1,415.75 mi (2,278.43 km) |
| Efkarpia to Cuenca | 1,317.37 mi (2,120.11 km) |
