| Helena to Darlaston | 4,439.96 mi (7,145.43 km) |
| Helena to Darlington | 4,360.63 mi (7,017.76 km) |
| Helena to Dartford | 4,563.33 mi (7,343.97 km) |
| Helena to Darton | 4,406.41 mi (7,091.43 km) |
| Helena to Darwen | 4,373.58 mi (7,038.59 km) |
| Helena to Daventry | 4,481.66 mi (7,212.53 km) |
| Helena to Davyhulme | 4,387.87 mi (7,061.59 km) |
| Helena to Dawlish | 4,491.91 mi (7,229.02 km) |
| Helena to Deal | 4,609.41 mi (7,418.14 km) |
| Helena to Denby Dale | 4,403.43 mi (7,086.63 km) |
| Helena to Denton | 4,395.50 mi (7,073.87 km) |
| Helena to Derby | 4,440.06 mi (7,145.59 km) |
| Helena to Derry | 4,167.55 mi (6,707.02 km) |
| Helena to Desborough | 4,483.12 mi (7,214.88 km) |
| Helena to Devizes | 4,500.38 mi (7,242.67 km) |
