| Romeoville to Dillenburg | 4,318.35 mi (6,949.71 km) |
| Romeoville to Dillingen | 4,483.28 mi (7,215.14 km) |
| Romeoville to Dillingen | 4,312.68 mi (6,940.58 km) |
| Romeoville to Dingolfing | 4,555.88 mi (7,331.98 km) |
| Romeoville to Dinkelsbuhl | 4,457.75 mi (7,174.05 km) |
| Romeoville to Dinklage | 4,240.86 mi (6,825.00 km) |
| Romeoville to Dinslaken | 4,230.76 mi (6,808.75 km) |
| Romeoville to Dippoldiswalde | 4,505.24 mi (7,250.48 km) |
| Romeoville to Ditzingen | 4,420.63 mi (7,114.31 km) |
| Romeoville to Dobeln | 4,476.58 mi (7,204.35 km) |
| Romeoville to Doberlug-Kirchhain | 4,472.28 mi (7,197.44 km) |
| Romeoville to Donaueschingen | 4,433.39 mi (7,134.86 km) |
| Romeoville to Donauworth | 4,490.36 mi (7,226.54 km) |
| Romeoville to Donzdorf | 4,454.36 mi (7,168.60 km) |
| Romeoville to Dorfen | 4,558.00 mi (7,335.39 km) |
