| Redwood City to Castelletto sopra Ticino | 5,927.28 mi (9,539.03 km) |
| Redwood City to Castelli Calepio | 5,968.33 mi (9,605.10 km) |
| Redwood City to Castelnovo ne' Monti | 6,049.79 mi (9,736.19 km) |
| Redwood City to Castelnuovo Berardenga | 6,142.80 mi (9,885.88 km) |
| Redwood City to Castelnuovo di Porto | 6,240.53 mi (10,043.16 km) |
| Redwood City to Castelnuovo di Verona | 6,004.09 mi (9,662.64 km) |
| Redwood City to Castelnuovo Rangone | 6,058.52 mi (9,750.24 km) |
| Redwood City to Castelvetrano | 6,503.43 mi (10,466.26 km) |
| Redwood City to Castelvetro di Modena | 6,061.81 mi (9,755.54 km) |
| Redwood City to Castenaso | 6,076.05 mi (9,778.46 km) |
| Redwood City to Castenedolo | 5,988.71 mi (9,637.90 km) |
| Redwood City to Castiglion Fiorentino | 6,154.90 mi (9,905.35 km) |
| Redwood City to Castiglione del Lago | 6,170.25 mi (9,930.06 km) |
| Redwood City to Castiglione delle Stiviere | 5,998.42 mi (9,653.53 km) |
| Redwood City to Castrolibero | 6,509.28 mi (10,475.68 km) |
