| Sonoma to Carrollwood (Florida) | 2,395.23 mi (3,854.75 km) |
| Sonoma to Carson (California) | 386.92 mi (622.68 km) |
| Sonoma to Carson City (Nevada) | 157.83 mi (254.01 km) |
| Sonoma to Carteret (New Jersey) | 2,546.25 mi (4,097.80 km) |
| Sonoma to Cartersville (Georgia) | 2,103.62 mi (3,385.45 km) |
| Sonoma to Carthage (Missouri) | 1,533.88 mi (2,468.55 km) |
| Sonoma to Cary (Illinois) | 1,811.88 mi (2,915.95 km) |
| Sonoma to Cary (North Carolina) | 2,390.86 mi (3,847.71 km) |
| Sonoma to Casa de Oro-Mount Helix (California) | 490.83 mi (789.91 km) |
| Sonoma to Casa Grande (Arizona) | 706.05 mi (1,136.27 km) |
| Sonoma to Casas Adobes (Arizona) | 764.26 mi (1,229.95 km) |
| Sonoma to Cascades (Virginia) | 2,406.66 mi (3,873.15 km) |
| Sonoma to Casper (Wyoming) | 901.80 mi (1,451.31 km) |
| Sonoma to Casselberry (Florida) | 2,440.68 mi (3,927.89 km) |
| Sonoma to Castaic (California) | 338.43 mi (544.64 km) |
