| Royston to Centralia (Illinois) | 4,151.83 mi (6,681.72 km) |
| Royston to Centralia (Washington) | 4,825.00 mi (7,765.08 km) |
| Royston to Centreville (Virginia) | 3,676.61 mi (5,916.93 km) |
| Royston to Ceres (California) | 5,297.61 mi (8,525.68 km) |
| Royston to Cerritos (California) | 5,424.09 mi (8,729.23 km) |
| Royston to Chalco (Nebraska) | 4,281.91 mi (6,891.07 km) |
| Royston to Chalmette (Louisiana) | 4,614.78 mi (7,426.78 km) |
| Royston to Chambersburg (Pennsylvania) | 3,635.63 mi (5,850.98 km) |
| Royston to Chamblee (Georgia) | 4,188.92 mi (6,741.42 km) |
| Royston to Champaign (Illinois) | 4,042.48 mi (6,505.74 km) |
| Royston to Champlin (Minnesota) | 3,989.59 mi (6,420.63 km) |
| Royston to Chandler (Arizona) | 5,252.74 mi (8,453.46 km) |
| Royston to Chanhassen (Minnesota) | 4,010.70 mi (6,454.60 km) |
| Royston to Channahon (Illinois) | 3,979.72 mi (6,404.74 km) |
| Royston to Channelview (Texas) | 4,826.60 mi (7,767.66 km) |
