| Tonypandy to Dillenburg | 511.41 mi (823.04 km) |
| Tonypandy to Dillingen | 650.82 mi (1,047.40 km) |
| Tonypandy to Dillingen | 473.98 mi (762.79 km) |
| Tonypandy to Dingolfing | 734.41 mi (1,181.91 km) |
| Tonypandy to Dinkelsbuhl | 631.15 mi (1,015.73 km) |
| Tonypandy to Dinklage | 495.91 mi (798.08 km) |
| Tonypandy to Dinslaken | 436.81 mi (702.97 km) |
| Tonypandy to Dippoldiswalde | 740.18 mi (1,191.21 km) |
| Tonypandy to Ditzingen | 585.21 mi (941.80 km) |
| Tonypandy to Dobeln | 713.77 mi (1,148.70 km) |
| Tonypandy to Doberlug-Kirchhain | 728.39 mi (1,172.23 km) |
| Tonypandy to Donaueschingen | 589.52 mi (948.75 km) |
| Tonypandy to Donauworth | 661.07 mi (1,063.89 km) |
| Tonypandy to Donzdorf | 620.44 mi (998.50 km) |
| Tonypandy to Dorfen | 729.72 mi (1,174.37 km) |
