| Radford to Castle Pines (Colorado) | 1,324.19 mi (2,131.08 km) |
| Radford to Castle Rock (Colorado) | 1,323.37 mi (2,129.76 km) |
| Radford to Castro Valley (California) | 2,258.99 mi (3,635.49 km) |
| Radford to Catalina Foothills (Arizona) | 1,746.46 mi (2,810.65 km) |
| Radford to Cataño (Puerto Rico) | 1,558.73 mi (2,508.54 km) |
| Radford to Cathedral City (California) | 2,020.88 mi (3,252.29 km) |
| Radford to Catonsville (Maryland) | 254.60 mi (409.74 km) |
| Radford to Cave Spring (Virginia) | 31.18 mi (50.17 km) |
| Radford to Cayce (South Carolina) | 221.19 mi (355.97 km) |
| Radford to Cayey (Puerto Rico) | 1,577.20 mi (2,538.26 km) |
| Radford to Cedar City (Utah) | 1,777.21 mi (2,860.15 km) |
| Radford to Cedar Falls (Iowa) | 732.11 mi (1,178.21 km) |
| Radford to Cedar Hill (Texas) | 979.87 mi (1,576.95 km) |
| Radford to Cedar Lake (Indiana) | 470.51 mi (757.21 km) |
| Radford to Cedar Mill (Oregon) | 2,239.55 mi (3,604.21 km) |
