| Royston to Commerce City (Colorado) | 4,655.38 mi (7,492.12 km) |
| Royston to Compton (California) | 5,427.68 mi (8,735.01 km) |
| Royston to Comstock Park (Michigan) | 3,806.59 mi (6,126.11 km) |
| Royston to Concord (California) | 5,306.27 mi (8,539.61 km) |
| Royston to Concord (Missouri) | 4,199.52 mi (6,758.48 km) |
| Royston to Concord (New Hampshire) | 3,247.51 mi (5,226.36 km) |
| Royston to Concord (North Carolina) | 3,967.52 mi (6,385.11 km) |
| Royston to Conneaut (Ohio) | 3,660.94 mi (5,891.71 km) |
| Royston to Connersville (Indiana) | 3,943.65 mi (6,346.70 km) |
| Royston to Conroe (Texas) | 4,813.09 mi (7,745.92 km) |
| Royston to Converse (Texas) | 4,965.47 mi (7,991.15 km) |
| Royston to Conway (Arkansas) | 4,451.67 mi (7,164.27 km) |
| Royston to Conway (Florida) | 4,335.67 mi (6,977.59 km) |
| Royston to Conway (South Carolina) | 3,977.20 mi (6,400.68 km) |
| Royston to Conyers (Georgia) | 4,187.46 mi (6,739.07 km) |
