| Superior to Carrollwood (Florida) | 1,388.17 mi (2,234.05 km) |
| Superior to Carson (California) | 1,629.13 mi (2,621.83 km) |
| Superior to Carson City (Nevada) | 1,484.21 mi (2,388.61 km) |
| Superior to Carteret (New Jersey) | 984.51 mi (1,584.42 km) |
| Superior to Cartersville (Georgia) | 945.61 mi (1,521.81 km) |
| Superior to Carthage (Missouri) | 669.32 mi (1,077.16 km) |
| Superior to Cary (Illinois) | 362.66 mi (583.65 km) |
| Superior to Cary (North Carolina) | 1,018.64 mi (1,639.34 km) |
| Superior to Casa de Oro-Mount Helix (California) | 1,623.96 mi (2,613.51 km) |
| Superior to Casa Grande (Arizona) | 1,406.44 mi (2,263.45 km) |
| Superior to Casas Adobes (Arizona) | 1,407.55 mi (2,265.23 km) |
| Superior to Cascades (Virginia) | 910.26 mi (1,464.92 km) |
| Superior to Casper (Wyoming) | 746.12 mi (1,200.77 km) |
| Superior to Casselberry (Florida) | 1,374.79 mi (2,212.51 km) |
| Superior to Castaic (California) | 1,616.82 mi (2,602.03 km) |
