| Sonoma to Cloverleaf (Texas) | 1,661.52 mi (2,673.95 km) |
| Sonoma to Cloverly (Maryland) | 2,425.94 mi (3,904.18 km) |
| Sonoma to Clovis (California) | 182.58 mi (293.84 km) |
| Sonoma to Clovis (New Mexico) | 1,102.32 mi (1,774.01 km) |
| Sonoma to Clute (Texas) | 1,675.02 mi (2,695.68 km) |
| Sonoma to Coachella (California) | 474.86 mi (764.21 km) |
| Sonoma to Coalinga (California) | 189.30 mi (304.64 km) |
| Sonoma to Coamo (Puerto Rico) | 3,628.86 mi (5,840.09 km) |
| Sonoma to Coatesville (Pennsylvania) | 2,473.45 mi (3,980.63 km) |
| Sonoma to Cockeysville (Maryland) | 2,439.29 mi (3,925.65 km) |
| Sonoma to Cocoa (Florida) | 2,479.44 mi (3,990.28 km) |
| Sonoma to Cocoa Beach (Florida) | 2,488.58 mi (4,004.98 km) |
| Sonoma to Coconut Creek (Florida) | 2,579.77 mi (4,151.74 km) |
| Sonoma to Coeur d'Alene (Idaho) | 710.18 mi (1,142.92 km) |
| Sonoma to Cohoes (New York) | 2,543.11 mi (4,092.73 km) |
