| Seal Beach to Cadiz | 5,889.58 mi (9,478.36 km) |
| Seal Beach to Calafell | 5,994.18 mi (9,646.71 km) |
| Seal Beach to Calahorra | 5,808.49 mi (9,347.86 km) |
| Seal Beach to Calasparra | 6,005.56 mi (9,665.02 km) |
| Seal Beach to Calatayud | 5,864.83 mi (9,438.53 km) |
| Seal Beach to Caldas de Montbuy | 5,995.87 mi (9,649.42 km) |
| Seal Beach to Caldas de Reyes | 5,532.07 mi (8,903.01 km) |
| Seal Beach to Calella | 6,015.04 mi (9,680.27 km) |
| Seal Beach to Callosa de Segura | 6,043.67 mi (9,726.35 km) |
| Seal Beach to Calpe | 6,056.16 mi (9,746.45 km) |
| Seal Beach to Calvia | 6,108.05 mi (9,829.96 km) |
| Seal Beach to Camas | 5,862.96 mi (9,435.53 km) |
| Seal Beach to Cambados | 5,529.81 mi (8,899.37 km) |
| Seal Beach to Cambre | 5,515.88 mi (8,876.95 km) |
| Seal Beach to Cambrils | 5,981.16 mi (9,625.74 km) |
