| Seaham to Campo de Criptana | 1,069.98 mi (1,721.96 km) |
| Seaham to Campos del Puerto | 1,083.69 mi (1,744.04 km) |
| Seaham to Canals | 1,097.69 mi (1,766.56 km) |
| Seaham to Candelaria | 1,978.33 mi (3,183.81 km) |
| Seaham to Canet de Mar | 932.68 mi (1,501.00 km) |
| Seaham to Cangas | 931.93 mi (1,499.79 km) |
| Seaham to Cangas de Narcea | 839.37 mi (1,350.83 km) |
| Seaham to Canovellas | 928.34 mi (1,494.02 km) |
| Seaham to Canteras | 1,190.41 mi (1,915.78 km) |
| Seaham to Cantillana | 1,209.62 mi (1,946.70 km) |
| Seaham to Capdepera | 1,069.12 mi (1,720.58 km) |
| Seaham to Carballo | 868.13 mi (1,397.12 km) |
| Seaham to Carcagente | 1,086.78 mi (1,749.01 km) |
| Seaham to Cardedeu | 927.41 mi (1,492.52 km) |
| Seaham to Carlet | 1,079.47 mi (1,737.23 km) |
