| Piqua to Droylsden | 3,764.93 mi (6,059.08 km) |
| Piqua to Dudley | 3,792.73 mi (6,103.81 km) |
| Piqua to Dukinfield | 3,768.04 mi (6,064.08 km) |
| Piqua to Dumbarton | 3,616.53 mi (5,820.25 km) |
| Piqua to Dumfries | 3,671.88 mi (5,909.31 km) |
| Piqua to Dunbar | 3,690.32 mi (5,939.00 km) |
| Piqua to Dunblane | 3,633.39 mi (5,847.38 km) |
| Piqua to Dundee | 3,663.39 mi (5,895.66 km) |
| Piqua to Dunfermline | 3,655.13 mi (5,882.37 km) |
| Piqua to Dunstable | 3,870.63 mi (6,229.17 km) |
| Piqua to Durham | 3,754.50 mi (6,042.29 km) |
| Piqua to Ealing | 3,889.61 mi (6,259.72 km) |
| Piqua to Earlestown | 3,746.93 mi (6,030.10 km) |
| Piqua to Earley | 3,867.00 mi (6,223.33 km) |
| Piqua to East Barnet | 3,891.41 mi (6,262.62 km) |
