| Plymstock to Cocentaina | 821.91 mi (1,322.74 km) |
| Plymstock to Coin | 946.47 mi (1,523.19 km) |
| Plymstock to Colindres | 481.85 mi (775.47 km) |
| Plymstock to Collado-Villalba | 671.85 mi (1,081.23 km) |
| Plymstock to Colmenar Viejo | 670.25 mi (1,078.66 km) |
| Plymstock to Colmenarejo | 676.85 mi (1,089.29 km) |
| Plymstock to Conil de la Frontera | 978.59 mi (1,574.88 km) |
| Plymstock to Consuegra | 753.14 mi (1,212.06 km) |
| Plymstock to Corbera de Llobregat | 681.66 mi (1,097.02 km) |
| Plymstock to Cordoba | 862.43 mi (1,387.94 km) |
| Plymstock to Coria del Rio | 908.48 mi (1,462.06 km) |
| Plymstock to Crevillente | 851.96 mi (1,371.10 km) |
| Plymstock to Cuarte de Huerva | 624.90 mi (1,005.68 km) |
| Plymstock to Cubellas | 689.80 mi (1,110.12 km) |
| Plymstock to Cuellar | 618.89 mi (996.01 km) |
