| Rancho San Diego to Castelletto sopra Ticino | 6,036.16 mi (9,714.26 km) |
| Rancho San Diego to Castelli Calepio | 6,081.93 mi (9,787.92 km) |
| Rancho San Diego to Castelnovo ne' Monti | 6,159.78 mi (9,913.20 km) |
| Rancho San Diego to Castelnuovo Berardenga | 6,252.39 mi (10,062.25 km) |
| Rancho San Diego to Castelnuovo di Porto | 6,348.88 mi (10,217.54 km) |
| Rancho San Diego to Castelnuovo di Verona | 6,120.28 mi (9,849.64 km) |
| Rancho San Diego to Castelnuovo Rangone | 6,171.28 mi (9,931.72 km) |
| Rancho San Diego to Castelvetrano | 6,592.71 mi (10,609.94 km) |
| Rancho San Diego to Castelvetro di Modena | 6,174.41 mi (9,936.75 km) |
| Rancho San Diego to Castenaso | 6,190.88 mi (9,963.25 km) |
| Rancho San Diego to Castenedolo | 6,103.16 mi (9,822.09 km) |
| Rancho San Diego to Castiglion Fiorentino | 6,266.26 mi (10,084.56 km) |
| Rancho San Diego to Castiglione del Lago | 6,281.23 mi (10,108.66 km) |
| Rancho San Diego to Castiglione delle Stiviere | 6,113.37 mi (9,838.52 km) |
| Rancho San Diego to Castrolibero | 6,622.14 mi (10,657.30 km) |
