| Southend to Campo de Criptana | 859.40 mi (1,383.07 km) |
| Southend to Campos del Puerto | 844.69 mi (1,359.40 km) |
| Southend to Canals | 872.05 mi (1,403.43 km) |
| Southend to Candelaria | 1,830.13 mi (2,945.30 km) |
| Southend to Canet de Mar | 693.76 mi (1,116.49 km) |
| Southend to Cangas | 781.15 mi (1,257.13 km) |
| Southend to Cangas de Narcea | 670.24 mi (1,078.64 km) |
| Southend to Canovellas | 690.26 mi (1,110.87 km) |
| Southend to Canteras | 966.79 mi (1,555.90 km) |
| Southend to Cantillana | 1,014.96 mi (1,633.42 km) |
| Southend to Capdepera | 829.11 mi (1,334.32 km) |
| Southend to Carballo | 723.08 mi (1,163.68 km) |
| Southend to Carcagente | 860.49 mi (1,384.83 km) |
| Southend to Cardedeu | 689.09 mi (1,108.98 km) |
| Southend to Carlet | 853.54 mi (1,373.64 km) |
