| Royston to Delhi (California) | 5,301.63 mi (8,532.15 km) |
| Royston to Delray Beach (Florida) | 4,387.29 mi (7,060.67 km) |
| Royston to Deltona (Florida) | 4,310.23 mi (6,936.64 km) |
| Royston to Deming (New Mexico) | 5,166.81 mi (8,315.18 km) |
| Royston to Denison (Texas) | 4,675.89 mi (7,525.12 km) |
| Royston to Dent (Ohio) | 3,946.98 mi (6,352.06 km) |
| Royston to Denton (Texas) | 4,725.76 mi (7,605.38 km) |
| Royston to Dentsville (South Carolina) | 4,044.00 mi (6,508.19 km) |
| Royston to Denver (Colorado) | 4,661.90 mi (7,502.61 km) |
| Royston to Depew (New York) | 3,544.38 mi (5,704.14 km) |
| Royston to Derby (Connecticut) | 3,389.86 mi (5,455.45 km) |
| Royston to Derby (Kansas) | 4,505.80 mi (7,251.39 km) |
| Royston to Des Moines (Iowa) | 4,171.05 mi (6,712.66 km) |
| Royston to Des Moines (Washington) | 4,769.46 mi (7,675.70 km) |
| Royston to Des Plaines (Illinois) | 3,937.24 mi (6,336.38 km) |
