| San Diego to Cadiz | 5,890.49 mi (9,479.83 km) |
| San Diego to Calafell | 6,006.13 mi (9,665.93 km) |
| San Diego to Calahorra | 5,819.06 mi (9,364.87 km) |
| San Diego to Calasparra | 6,011.83 mi (9,675.10 km) |
| San Diego to Calatayud | 5,874.59 mi (9,454.24 km) |
| San Diego to Caldas de Montbuy | 6,008.72 mi (9,670.10 km) |
| San Diego to Caldas de Reyes | 5,538.45 mi (8,913.28 km) |
| San Diego to Calella | 6,028.24 mi (9,701.52 km) |
| San Diego to Callosa de Segura | 6,050.44 mi (9,737.24 km) |
| San Diego to Calpe | 6,064.21 mi (9,759.40 km) |
| San Diego to Calvia | 6,118.98 mi (9,847.55 km) |
| San Diego to Camas | 5,865.07 mi (9,438.92 km) |
| San Diego to Cambados | 5,535.97 mi (8,909.28 km) |
| San Diego to Cambre | 5,523.27 mi (8,888.84 km) |
| San Diego to Cambrils | 5,992.58 mi (9,644.12 km) |
