| Sun Prairie to Conyers (Georgia) | 715.79 mi (1,151.95 km) |
| Sun Prairie to Cookeville (Tennessee) | 524.71 mi (844.44 km) |
| Sun Prairie to Coolidge (Arizona) | 1,397.60 mi (2,249.22 km) |
| Sun Prairie to Coon Rapids (Minnesota) | 244.28 mi (393.14 km) |
| Sun Prairie to Cooper City (Florida) | 1,286.84 mi (2,070.98 km) |
| Sun Prairie to Coos Bay (Oregon) | 1,747.30 mi (2,812.02 km) |
| Sun Prairie to Copiague (New York) | 831.40 mi (1,338.01 km) |
| Sun Prairie to Coppell (Texas) | 821.54 mi (1,322.14 km) |
| Sun Prairie to Copperas Cove (Texas) | 959.49 mi (1,544.16 km) |
| Sun Prairie to Coral Gables (Florida) | 1,309.32 mi (2,107.14 km) |
| Sun Prairie to Coral Springs (Florida) | 1,273.00 mi (2,048.69 km) |
| Sun Prairie to Coral Terrace (Florida) | 1,305.83 mi (2,101.53 km) |
| Sun Prairie to Coralville (Iowa) | 158.08 mi (254.40 km) |
| Sun Prairie to Coram (New York) | 846.57 mi (1,362.42 km) |
| Sun Prairie to Corcoran (California) | 1,676.05 mi (2,697.35 km) |
