| Syston to Cocentaina | 964.68 mi (1,552.50 km) |
| Syston to Coin | 1,121.99 mi (1,805.67 km) |
| Syston to Colindres | 651.94 mi (1,049.20 km) |
| Syston to Collado-Villalba | 845.02 mi (1,359.94 km) |
| Syston to Colmenar Viejo | 841.49 mi (1,354.24 km) |
| Syston to Colmenarejo | 850.05 mi (1,368.02 km) |
| Syston to Conil de la Frontera | 1,161.20 mi (1,868.77 km) |
| Syston to Consuegra | 922.49 mi (1,484.61 km) |
| Syston to Corbera de Llobregat | 792.18 mi (1,274.90 km) |
| Syston to Cordoba | 1,038.97 mi (1,672.06 km) |
| Syston to Coria del Rio | 1,091.86 mi (1,757.18 km) |
| Syston to Crevillente | 998.58 mi (1,607.06 km) |
| Syston to Cuarte de Huerva | 768.13 mi (1,236.18 km) |
| Syston to Cubellas | 804.28 mi (1,294.36 km) |
| Syston to Cuellar | 795.18 mi (1,279.72 km) |
