| Adel to Cocentaina | 1,044.97 mi (1,681.72 km) |
| Adel to Coin | 1,196.81 mi (1,926.08 km) |
| Adel to Colindres | 727.11 mi (1,170.17 km) |
| Adel to Collado-Villalba | 920.02 mi (1,480.62 km) |
| Adel to Colmenar Viejo | 916.95 mi (1,475.68 km) |
| Adel to Colmenarejo | 925.05 mi (1,488.72 km) |
| Adel to Conil de la Frontera | 1,233.87 mi (1,985.72 km) |
| Adel to Consuegra | 998.55 mi (1,607.01 km) |
| Adel to Corbera de Llobregat | 874.15 mi (1,406.81 km) |
| Adel to Cordoba | 1,113.40 mi (1,791.84 km) |
| Adel to Coria del Rio | 1,164.19 mi (1,873.58 km) |
| Adel to Crevillente | 1,078.50 mi (1,735.68 km) |
| Adel to Cuarte de Huerva | 848.03 mi (1,364.77 km) |
| Adel to Cubellas | 886.15 mi (1,426.12 km) |
| Adel to Cuellar | 869.24 mi (1,398.91 km) |
