| Sonoma to Cullman (Alabama) | 1,992.91 mi (3,207.28 km) |
| Sonoma to Culpeper (Virginia) | 2,383.99 mi (3,836.65 km) |
| Sonoma to Culver City (California) | 372.75 mi (599.89 km) |
| Sonoma to Cumberland (Maryland) | 2,326.02 mi (3,743.37 km) |
| Sonoma to Cupertino (California) | 70.94 mi (114.16 km) |
| Sonoma to Cutler Bay (Florida) | 2,595.84 mi (4,177.61 km) |
| Sonoma to Cutlerville (Michigan) | 1,940.51 mi (3,122.94 km) |
| Sonoma to Cuyahoga Falls (Ohio) | 2,164.47 mi (3,483.37 km) |
| Sonoma to Cypress (California) | 395.50 mi (636.50 km) |
| Sonoma to Cypress Gardens (Florida) | 2,441.77 mi (3,929.65 km) |
| Sonoma to Cypress Lake (Florida) | 2,478.52 mi (3,988.80 km) |
| Sonoma to D'Iberville (Mississippi) | 1,976.37 mi (3,180.66 km) |
| Sonoma to Dakota Ridge (Colorado) | 933.95 mi (1,503.04 km) |
| Sonoma to Dale City (Virginia) | 2,415.34 mi (3,887.12 km) |
| Sonoma to Dallas (Georgia) | 2,107.04 mi (3,390.95 km) |
