| Swansea to Dillenburg | 4,540.35 mi (7,306.99 km) |
| Swansea to Dillingen | 4,703.73 mi (7,569.92 km) |
| Swansea to Dillingen | 4,532.01 mi (7,293.57 km) |
| Swansea to Dingolfing | 4,777.59 mi (7,688.78 km) |
| Swansea to Dinkelsbuhl | 4,678.75 mi (7,529.72 km) |
| Swansea to Dinklage | 4,465.15 mi (7,185.96 km) |
| Swansea to Dinslaken | 4,453.06 mi (7,166.50 km) |
| Swansea to Dippoldiswalde | 4,730.10 mi (7,612.36 km) |
| Swansea to Ditzingen | 4,640.60 mi (7,468.32 km) |
| Swansea to Dobeln | 4,701.41 mi (7,566.19 km) |
| Swansea to Doberlug-Kirchhain | 4,697.84 mi (7,560.45 km) |
| Swansea to Donaueschingen | 4,651.84 mi (7,486.42 km) |
| Swansea to Donauworth | 4,711.17 mi (7,581.90 km) |
| Swansea to Donzdorf | 4,674.58 mi (7,523.00 km) |
| Swansea to Dorfen | 4,779.06 mi (7,691.15 km) |
