| Duncan to Deville-les-Rouen | 4,813.52 mi (7,746.61 km) |
| Duncan to Dieppe | 4,799.26 mi (7,723.66 km) |
| Duncan to Digne-les-Bains | 5,218.81 mi (8,398.86 km) |
| Duncan to Dijon | 5,046.31 mi (8,121.24 km) |
| Duncan to Dinan | 4,724.47 mi (7,603.30 km) |
| Duncan to Dinard | 4,718.24 mi (7,593.28 km) |
| Duncan to Divonne-les-Bains | 5,127.25 mi (8,251.51 km) |
| Duncan to Dole | 5,073.38 mi (8,164.81 km) |
| Duncan to Dombasle-sur-Meurthe | 5,048.44 mi (8,124.68 km) |
| Duncan to Domerat | 4,982.43 mi (8,018.44 km) |
| Duncan to Domont | 4,878.66 mi (7,851.45 km) |
| Duncan to Douai | 4,860.04 mi (7,821.47 km) |
| Duncan to Douarnenez | 4,643.11 mi (7,472.37 km) |
| Duncan to Douchy-les-Mines | 4,874.37 mi (7,844.54 km) |
| Duncan to Dourdan | 4,883.90 mi (7,859.88 km) |
