| Sonoma to Cassina de' Pecchi | 5,919.91 mi (9,527.18 km) |
| Sonoma to Cassino | 6,275.22 mi (10,098.99 km) |
| Sonoma to Castagneto Carducci | 6,087.52 mi (9,796.91 km) |
| Sonoma to Castano Primo | 5,900.94 mi (9,496.64 km) |
| Sonoma to Castel Bolognese | 6,056.17 mi (9,746.46 km) |
| Sonoma to Castel Gandolfo | 6,227.50 mi (10,022.20 km) |
| Sonoma to Castel Goffredo | 5,963.45 mi (9,597.24 km) |
| Sonoma to Castel Maggiore | 6,029.84 mi (9,704.09 km) |
| Sonoma to Castel Mella | 5,942.95 mi (9,564.26 km) |
| Sonoma to Castel San Giorgio | 6,341.22 mi (10,205.21 km) |
| Sonoma to Castel San Giovanni | 5,947.94 mi (9,572.28 km) |
| Sonoma to Castel San Pietro Terme | 6,045.38 mi (9,729.10 km) |
| Sonoma to Castel Volturno | 6,303.69 mi (10,144.81 km) |
| Sonoma to Castelbuono | 6,490.06 mi (10,444.75 km) |
| Sonoma to Casteldaccia | 6,466.52 mi (10,406.86 km) |
