| Seaford to Campo de Criptana | 800.91 mi (1,288.93 km) |
| Seaford to Campos del Puerto | 796.14 mi (1,281.26 km) |
| Seaford to Canals | 816.60 mi (1,314.18 km) |
| Seaford to Candelaria | 1,770.87 mi (2,849.94 km) |
| Seaford to Canet de Mar | 645.13 mi (1,038.23 km) |
| Seaford to Cangas | 722.57 mi (1,162.87 km) |
| Seaford to Cangas de Narcea | 610.67 mi (982.77 km) |
| Seaford to Canovellas | 640.84 mi (1,031.33 km) |
| Seaford to Canteras | 910.85 mi (1,465.87 km) |
| Seaford to Cantillana | 955.23 mi (1,537.30 km) |
| Seaford to Capdepera | 781.65 mi (1,257.95 km) |
| Seaford to Carballo | 665.15 mi (1,070.45 km) |
| Seaford to Carcagente | 805.23 mi (1,295.89 km) |
| Seaford to Cardedeu | 639.88 mi (1,029.79 km) |
| Seaford to Carlet | 798.15 mi (1,284.51 km) |
