| Mullingar to Dillenburg | 688.44 mi (1,107.94 km) |
| Mullingar to Dillingen | 842.87 mi (1,356.47 km) |
| Mullingar to Dillingen | 669.60 mi (1,077.62 km) |
| Mullingar to Dingolfing | 921.23 mi (1,482.57 km) |
| Mullingar to Dinkelsbuhl | 819.80 mi (1,319.34 km) |
| Mullingar to Dinklage | 643.34 mi (1,035.35 km) |
| Mullingar to Dinslaken | 605.41 mi (974.31 km) |
| Mullingar to Dippoldiswalde | 904.18 mi (1,455.14 km) |
| Mullingar to Ditzingen | 778.82 mi (1,253.39 km) |
| Mullingar to Dobeln | 876.29 mi (1,410.25 km) |
| Mullingar to Doberlug-Kirchhain | 884.41 mi (1,423.31 km) |
| Mullingar to Donaueschingen | 789.92 mi (1,271.26 km) |
| Mullingar to Donauworth | 851.38 mi (1,370.16 km) |
| Mullingar to Donzdorf | 813.23 mi (1,308.77 km) |
| Mullingar to Dorfen | 919.87 mi (1,480.39 km) |
