| Walnut Creek to Castelletto sopra Ticino | 5,898.48 mi (9,492.68 km) |
| Walnut Creek to Castelli Calepio | 5,939.46 mi (9,558.64 km) |
| Walnut Creek to Castelnovo ne' Monti | 6,020.96 mi (9,689.80 km) |
| Walnut Creek to Castelnuovo Berardenga | 6,113.97 mi (9,839.48 km) |
| Walnut Creek to Castelnuovo di Porto | 6,211.71 mi (9,996.78 km) |
| Walnut Creek to Castelnuovo di Verona | 5,975.18 mi (9,616.13 km) |
| Walnut Creek to Castelnuovo Rangone | 6,029.65 mi (9,703.79 km) |
| Walnut Creek to Castelvetrano | 6,474.87 mi (10,420.30 km) |
| Walnut Creek to Castelvetro di Modena | 6,032.95 mi (9,709.09 km) |
| Walnut Creek to Castenaso | 6,047.16 mi (9,731.96 km) |
| Walnut Creek to Castenedolo | 5,959.83 mi (9,591.42 km) |
| Walnut Creek to Castiglion Fiorentino | 6,126.04 mi (9,858.91 km) |
| Walnut Creek to Castiglione del Lago | 6,141.40 mi (9,883.63 km) |
| Walnut Creek to Castiglione delle Stiviere | 5,969.53 mi (9,607.04 km) |
| Walnut Creek to Castrolibero | 6,480.38 mi (10,429.17 km) |
