| Sun Prairie to Cibolo (Texas) | 1,063.72 mi (1,711.89 km) |
| Sun Prairie to Cicero (Illinois) | 119.18 mi (191.80 km) |
| Sun Prairie to Cimarron Hills (Colorado) | 858.06 mi (1,380.91 km) |
| Sun Prairie to Cincinnati (Ohio) | 372.03 mi (598.73 km) |
| Sun Prairie to Cinco Ranch (Texas) | 996.25 mi (1,603.31 km) |
| Sun Prairie to Circleville (Ohio) | 409.41 mi (658.88 km) |
| Sun Prairie to Citrus (California) | 1,657.92 mi (2,668.16 km) |
| Sun Prairie to Citrus Heights (California) | 1,690.66 mi (2,720.86 km) |
| Sun Prairie to Citrus Park (Florida) | 1,108.24 mi (1,783.54 km) |
| Sun Prairie to Claiborne (Louisiana) | 752.87 mi (1,211.62 km) |
| Sun Prairie to Claremont (California) | 1,649.02 mi (2,653.84 km) |
| Sun Prairie to Claremont (New Hampshire) | 848.70 mi (1,365.84 km) |
| Sun Prairie to Claremore (Oklahoma) | 582.52 mi (937.48 km) |
| Sun Prairie to Clarksburg (Maryland) | 678.88 mi (1,092.55 km) |
| Sun Prairie to Clarksburg (West Virginia) | 535.25 mi (861.39 km) |
