| Seal Beach to Castrovillari | 6,575.18 mi (10,581.73 km) |
| Seal Beach to Catania | 6,666.58 mi (10,728.82 km) |
| Seal Beach to Catanzaro | 6,638.77 mi (10,684.07 km) |
| Seal Beach to Cattolica | 6,239.43 mi (10,041.39 km) |
| Seal Beach to Cava de' Tirreni | 6,478.75 mi (10,426.54 km) |
| Seal Beach to Cavallino | 6,609.38 mi (10,636.78 km) |
| Seal Beach to Cavarzere | 6,156.50 mi (9,907.94 km) |
| Seal Beach to Cave | 6,361.33 mi (10,237.57 km) |
| Seal Beach to Cavriago | 6,130.94 mi (9,866.79 km) |
| Seal Beach to Cavriglia | 6,223.81 mi (10,016.25 km) |
| Seal Beach to Cazzago San Martino | 6,068.63 mi (9,766.52 km) |
| Seal Beach to Ceccano | 6,387.72 mi (10,280.04 km) |
| Seal Beach to Cecina | 6,203.05 mi (9,982.84 km) |
| Seal Beach to Cefalu | 6,601.45 mi (10,624.01 km) |
| Seal Beach to Ceglie Messapico | 6,569.27 mi (10,572.22 km) |
