| Sonoma to Clarksdale (Mississippi) | 1,790.47 mi (2,881.49 km) |
| Sonoma to Clarkston (Georgia) | 2,141.96 mi (3,447.15 km) |
| Sonoma to Clarksville (Indiana) | 1,976.03 mi (3,180.12 km) |
| Sonoma to Clarksville (Tennessee) | 1,918.94 mi (3,088.24 km) |
| Sonoma to Clawson (Michigan) | 2,069.85 mi (3,331.09 km) |
| Sonoma to Clay (Alabama) | 2,016.35 mi (3,245.00 km) |
| Sonoma to Clayton (California) | 37.59 mi (60.50 km) |
| Sonoma to Clayton (Missouri) | 1,729.32 mi (2,783.07 km) |
| Sonoma to Clayton (North Carolina) | 2,413.19 mi (3,883.66 km) |
| Sonoma to Clayton (Ohio) | 2,032.50 mi (3,271.00 km) |
| Sonoma to Clearfield (Utah) | 587.41 mi (945.34 km) |
| Sonoma to Clearlake (California) | 47.14 mi (75.86 km) |
| Sonoma to Clearwater (Florida) | 2,384.39 mi (3,837.31 km) |
| Sonoma to Cleburne (Texas) | 1,464.99 mi (2,357.67 km) |
| Sonoma to Clemmons (North Carolina) | 2,301.99 mi (3,704.69 km) |
