| Superior to Cibolo (Texas) | 1,228.62 mi (1,977.28 km) |
| Superior to Cicero (Illinois) | 397.37 mi (639.51 km) |
| Superior to Cimarron Hills (Colorado) | 836.31 mi (1,345.91 km) |
| Superior to Cincinnati (Ohio) | 646.86 mi (1,041.01 km) |
| Superior to Cinco Ranch (Texas) | 1,187.99 mi (1,911.89 km) |
| Superior to Circleville (Ohio) | 671.80 mi (1,081.15 km) |
| Superior to Citrus (California) | 1,600.64 mi (2,575.98 km) |
| Superior to Citrus Heights (California) | 1,571.73 mi (2,529.45 km) |
| Superior to Citrus Park (Florida) | 1,386.21 mi (2,230.89 km) |
| Superior to Claiborne (Louisiana) | 978.12 mi (1,574.13 km) |
| Superior to Claremont (California) | 1,592.66 mi (2,563.13 km) |
| Superior to Claremont (New Hampshire) | 988.05 mi (1,590.12 km) |
| Superior to Claremore (Oklahoma) | 739.80 mi (1,190.60 km) |
| Superior to Clarksburg (Maryland) | 907.37 mi (1,460.27 km) |
| Superior to Clarksburg (West Virginia) | 782.83 mi (1,259.84 km) |
