| Sonoma to Corato | 6,366.26 mi (10,245.51 km) |
| Sonoma to Corbetta | 5,909.87 mi (9,511.02 km) |
| Sonoma to Corciano | 6,137.42 mi (9,877.22 km) |
| Sonoma to Cordenons | 5,985.14 mi (9,632.16 km) |
| Sonoma to Cori | 6,240.83 mi (10,043.65 km) |
| Sonoma to Coriano | 6,098.38 mi (9,814.40 km) |
| Sonoma to Corigliano Calabro | 6,461.14 mi (10,398.21 km) |
| Sonoma to Corleone | 6,473.05 mi (10,417.36 km) |
| Sonoma to Cormano | 5,912.36 mi (9,515.03 km) |
| Sonoma to Cornaredo | 5,911.35 mi (9,513.40 km) |
| Sonoma to Cornate d'Adda | 5,915.28 mi (9,519.73 km) |
| Sonoma to Cornedo Vicentino | 5,969.63 mi (9,607.19 km) |
| Sonoma to Correggio | 6,001.92 mi (9,659.15 km) |
| Sonoma to Corridonia | 6,164.96 mi (9,921.55 km) |
| Sonoma to Corsico | 5,917.46 mi (9,523.23 km) |
