| Radford to Cibolo (Texas) | 1,142.39 mi (1,838.49 km) |
| Radford to Cicero (Illinois) | 503.53 mi (810.35 km) |
| Radford to Cimarron Hills (Colorado) | 1,316.15 mi (2,118.14 km) |
| Radford to Cincinnati (Ohio) | 255.83 mi (411.72 km) |
| Radford to Cinco Ranch (Texas) | 1,012.32 mi (1,629.17 km) |
| Radford to Circleville (Ohio) | 214.44 mi (345.11 km) |
| Radford to Citrus (California) | 2,093.51 mi (3,369.17 km) |
| Radford to Citrus Heights (California) | 2,204.62 mi (3,547.99 km) |
| Radford to Citrus Park (Florida) | 636.03 mi (1,023.59 km) |
| Radford to Claiborne (Louisiana) | 731.48 mi (1,177.21 km) |
| Radford to Claremont (California) | 2,083.78 mi (3,353.52 km) |
| Radford to Claremont (New Hampshire) | 611.64 mi (984.34 km) |
| Radford to Claremore (Oklahoma) | 834.56 mi (1,343.10 km) |
| Radford to Clarksburg (Maryland) | 230.35 mi (370.72 km) |
| Radford to Clarksburg (West Virginia) | 150.02 mi (241.43 km) |
