| Seaham to Cadiz | 1,286.39 mi (2,070.25 km) |
| Seaham to Calafell | 951.73 mi (1,531.67 km) |
| Seaham to Calahorra | 866.89 mi (1,395.13 km) |
| Seaham to Calasparra | 1,147.72 mi (1,847.08 km) |
| Seaham to Calatayud | 932.16 mi (1,500.17 km) |
| Seaham to Caldas de Montbuy | 926.40 mi (1,490.89 km) |
| Seaham to Caldas de Reyes | 907.42 mi (1,460.35 km) |
| Seaham to Calella | 931.64 mi (1,499.33 km) |
| Seaham to Callosa de Segura | 1,155.27 mi (1,859.22 km) |
| Seaham to Calpe | 1,120.83 mi (1,803.80 km) |
| Seaham to Calvia | 1,070.28 mi (1,722.44 km) |
| Seaham to Camas | 1,224.95 mi (1,971.36 km) |
| Seaham to Cambados | 916.80 mi (1,475.45 km) |
| Seaham to Cambre | 857.95 mi (1,380.74 km) |
| Seaham to Cambrils | 957.92 mi (1,541.62 km) |
