| Seal Beach to Castelletto sopra Ticino | 6,017.17 mi (9,683.70 km) |
| Seal Beach to Castelli Calepio | 6,061.96 mi (9,755.77 km) |
| Seal Beach to Castelnovo ne' Monti | 6,140.67 mi (9,882.45 km) |
| Seal Beach to Castelnuovo Berardenga | 6,233.46 mi (10,031.79 km) |
| Seal Beach to Castelnuovo di Porto | 6,330.32 mi (10,187.67 km) |
| Seal Beach to Castelnuovo di Verona | 6,099.78 mi (9,816.65 km) |
| Seal Beach to Castelnuovo Rangone | 6,151.58 mi (9,900.01 km) |
| Seal Beach to Castelvetrano | 6,578.56 mi (10,587.16 km) |
| Seal Beach to Castelvetro di Modena | 6,154.75 mi (9,905.11 km) |
| Seal Beach to Castenaso | 6,170.75 mi (9,930.86 km) |
| Seal Beach to Castenedolo | 6,083.02 mi (9,789.68 km) |
| Seal Beach to Castiglion Fiorentino | 6,246.96 mi (10,053.50 km) |
| Seal Beach to Castiglione del Lago | 6,262.03 mi (10,077.76 km) |
| Seal Beach to Castiglione delle Stiviere | 6,093.13 mi (9,805.95 km) |
| Seal Beach to Castrolibero | 6,602.87 mi (10,626.29 km) |
