| Sonoma to Carmignano | 6,062.62 mi (9,756.84 km) |
| Sonoma to Carovigno | 6,426.75 mi (10,342.85 km) |
| Sonoma to Carpenedolo | 5,958.45 mi (9,589.20 km) |
| Sonoma to Carpi | 6,004.02 mi (9,662.53 km) |
| Sonoma to Carrara | 6,021.58 mi (9,690.79 km) |
| Sonoma to Carugate | 5,917.10 mi (9,522.65 km) |
| Sonoma to Casal di Principe | 6,311.73 mi (10,157.75 km) |
| Sonoma to Casale Monferrato | 5,915.17 mi (9,519.55 km) |
| Sonoma to Casale sul Sile | 5,997.33 mi (9,651.77 km) |
| Sonoma to Casalecchio di Reno | 6,032.26 mi (9,707.98 km) |
| Sonoma to Casalgrande | 6,011.13 mi (9,673.98 km) |
| Sonoma to Casalmaggiore | 5,979.39 mi (9,622.90 km) |
| Sonoma to Casalnuovo di Napoli | 6,323.64 mi (10,176.92 km) |
| Sonoma to Casalpusterlengo | 5,946.95 mi (9,570.69 km) |
| Sonoma to Casaluce | 6,314.58 mi (10,162.33 km) |
