| Royston to Cookeville (Tennessee) | 4,126.50 mi (6,640.96 km) |
| Royston to Coolidge (Arizona) | 5,260.96 mi (8,466.70 km) |
| Royston to Coon Rapids (Minnesota) | 3,986.48 mi (6,415.62 km) |
| Royston to Cooper City (Florida) | 4,416.30 mi (7,107.35 km) |
| Royston to Coos Bay (Oregon) | 5,052.67 mi (8,131.49 km) |
| Royston to Copiague (New York) | 3,430.94 mi (5,521.56 km) |
| Royston to Coppell (Texas) | 4,733.23 mi (7,617.39 km) |
| Royston to Copperas Cove (Texas) | 4,865.18 mi (7,829.74 km) |
| Royston to Coral Gables (Florida) | 4,433.17 mi (7,134.50 km) |
| Royston to Coral Springs (Florida) | 4,403.76 mi (7,087.16 km) |
| Royston to Coral Terrace (Florida) | 4,432.39 mi (7,133.24 km) |
| Royston to Coralville (Iowa) | 4,090.97 mi (6,583.79 km) |
| Royston to Coram (New York) | 3,406.08 mi (5,481.56 km) |
| Royston to Corcoran (California) | 5,342.90 mi (8,598.56 km) |
| Royston to Cordele (Georgia) | 4,262.76 mi (6,860.24 km) |
