| Royston to Dardenne Prairie (Missouri) | 4,201.76 mi (6,762.08 km) |
| Royston to Darien (Illinois) | 3,953.95 mi (6,363.26 km) |
| Royston to Davenport (Iowa) | 4,061.10 mi (6,535.71 km) |
| Royston to Davidson (North Carolina) | 3,970.78 mi (6,390.36 km) |
| Royston to Davie (Florida) | 4,414.67 mi (7,104.73 km) |
| Royston to Davis (California) | 5,264.57 mi (8,472.51 km) |
| Royston to Dayton (Nevada) | 5,160.02 mi (8,304.24 km) |
| Royston to Dayton (Ohio) | 3,901.30 mi (6,278.54 km) |
| Royston to Daytona Beach (Florida) | 4,290.64 mi (6,905.12 km) |
| Royston to De Pere (Wisconsin) | 3,832.40 mi (6,167.66 km) |
| Royston to De Witt (New York) | 3,436.16 mi (5,529.97 km) |
| Royston to Dearborn (Michigan) | 3,746.03 mi (6,028.66 km) |
| Royston to Dearborn Heights (Michigan) | 3,748.32 mi (6,032.34 km) |
| Royston to DeBary (Florida) | 4,315.98 mi (6,945.90 km) |
| Royston to Decatur (Alabama) | 4,262.49 mi (6,859.81 km) |
