| Royston to Crest Hill (Illinois) | 3,967.00 mi (6,384.27 km) |
| Royston to Crestview (Florida) | 4,437.39 mi (7,141.29 km) |
| Royston to Crestwood (Illinois) | 3,949.48 mi (6,356.08 km) |
| Royston to Crestwood (Missouri) | 4,198.10 mi (6,756.20 km) |
| Royston to Creve Coeur (Missouri) | 4,195.42 mi (6,751.87 km) |
| Royston to Crofton (Maryland) | 3,637.97 mi (5,854.74 km) |
| Royston to Crossville (Tennessee) | 4,116.92 mi (6,625.54 km) |
| Royston to Crowley (Louisiana) | 4,696.62 mi (7,558.48 km) |
| Royston to Crowley (Texas) | 4,767.38 mi (7,672.36 km) |
| Royston to Crown Point (Indiana) | 3,945.46 mi (6,349.61 km) |
| Royston to Crystal (Minnesota) | 3,994.82 mi (6,429.04 km) |
| Royston to Crystal Lake (Illinois) | 3,944.20 mi (6,347.57 km) |
| Royston to Cudahy (California) | 5,422.24 mi (8,726.25 km) |
| Royston to Cudahy (Wisconsin) | 3,893.17 mi (6,265.46 km) |
| Royston to Cullman (Alabama) | 4,276.14 mi (6,881.78 km) |
