| Portsmouth to Dillenburg | 409.22 mi (658.58 km) |
| Portsmouth to Dillingen | 538.50 mi (866.63 km) |
| Portsmouth to Dillingen | 360.86 mi (580.74 km) |
| Portsmouth to Dingolfing | 624.25 mi (1,004.63 km) |
| Portsmouth to Dinkelsbuhl | 520.64 mi (837.89 km) |
| Portsmouth to Dinklage | 414.61 mi (667.24 km) |
| Portsmouth to Dinslaken | 342.57 mi (551.31 km) |
| Portsmouth to Dippoldiswalde | 642.56 mi (1,034.10 km) |
| Portsmouth to Ditzingen | 472.45 mi (760.33 km) |
| Portsmouth to Dobeln | 617.36 mi (993.54 km) |
| Portsmouth to Doberlug-Kirchhain | 635.66 mi (1,023.00 km) |
| Portsmouth to Donaueschingen | 473.83 mi (762.56 km) |
| Portsmouth to Donauworth | 549.55 mi (884.41 km) |
| Portsmouth to Donzdorf | 507.90 mi (817.38 km) |
| Portsmouth to Dorfen | 617.96 mi (994.51 km) |
