| Plymstock to Cehegin | 854.84 mi (1,375.73 km) |
| Plymstock to Cervello | 683.53 mi (1,100.04 km) |
| Plymstock to Cervera | 652.86 mi (1,050.67 km) |
| Plymstock to Ceuti | 859.56 mi (1,383.33 km) |
| Plymstock to Cheste | 769.57 mi (1,238.51 km) |
| Plymstock to Chiclana de la Frontera | 968.61 mi (1,558.83 km) |
| Plymstock to Chipiona | 948.46 mi (1,526.40 km) |
| Plymstock to Chiva | 769.77 mi (1,238.82 km) |
| Plymstock to Churriana de la Vega | 912.77 mi (1,468.96 km) |
| Plymstock to Ciempozuelos | 704.96 mi (1,134.53 km) |
| Plymstock to Cieza | 847.46 mi (1,363.85 km) |
| Plymstock to Cisterniga | 604.56 mi (972.94 km) |
| Plymstock to Ciudad de Melilla | 1,043.11 mi (1,678.73 km) |
| Plymstock to Ciudad Real | 785.89 mi (1,264.76 km) |
| Plymstock to Ciudad-Rodrigo | 684.61 mi (1,101.77 km) |
