| San Diego to Castelletto sopra Ticino | 6,038.92 mi (9,718.71 km) |
| San Diego to Castelli Calepio | 6,084.56 mi (9,792.15 km) |
| San Diego to Castelnovo ne' Monti | 6,162.52 mi (9,917.63 km) |
| San Diego to Castelnuovo Berardenga | 6,255.17 mi (10,066.72 km) |
| San Diego to Castelnuovo di Porto | 6,351.71 mi (10,222.09 km) |
| San Diego to Castelnuovo di Verona | 6,122.84 mi (9,853.77 km) |
| San Diego to Castelnuovo Rangone | 6,173.95 mi (9,936.02 km) |
| San Diego to Castelvetrano | 6,596.12 mi (10,615.43 km) |
| San Diego to Castelvetro di Modena | 6,177.09 mi (9,941.06 km) |
| San Diego to Castenaso | 6,193.49 mi (9,967.46 km) |
| San Diego to Castenedolo | 6,105.77 mi (9,826.29 km) |
| San Diego to Castiglion Fiorentino | 6,268.98 mi (10,088.95 km) |
| San Diego to Castiglione del Lago | 6,283.97 mi (10,113.07 km) |
| San Diego to Castiglione delle Stiviere | 6,115.97 mi (9,842.70 km) |
| San Diego to Castrolibero | 6,624.88 mi (10,661.72 km) |
