| Royston to Dumas (Texas) | 4,765.69 mi (7,669.64 km) |
| Royston to Dumont (New Jersey) | 3,443.18 mi (5,541.27 km) |
| Royston to Duncan (Oklahoma) | 4,686.23 mi (7,541.76 km) |
| Royston to Duncanville (Texas) | 4,746.86 mi (7,639.33 km) |
| Royston to Dundalk (Maryland) | 3,618.84 mi (5,823.96 km) |
| Royston to Dunedin (Florida) | 4,419.45 mi (7,112.42 km) |
| Royston to Dunkirk (New York) | 3,587.97 mi (5,774.29 km) |
| Royston to Dunmore (Pennsylvania) | 3,487.49 mi (5,612.57 km) |
| Royston to Dunwoody (Georgia) | 4,186.55 mi (6,737.60 km) |
| Royston to Durango (Colorado) | 4,898.10 mi (7,882.73 km) |
| Royston to Durant (Oklahoma) | 4,656.94 mi (7,494.62 km) |
| Royston to Durham (North Carolina) | 3,869.11 mi (6,226.74 km) |
| Royston to Dyer (Indiana) | 3,947.72 mi (6,353.24 km) |
| Royston to Dyersburg (Tennessee) | 4,283.33 mi (6,893.36 km) |
| Royston to Eagan (Minnesota) | 3,998.36 mi (6,434.73 km) |
