| Middlesex to Darlaston | 3,387.58 mi (5,451.78 km) |
| Middlesex to Darlington | 3,370.33 mi (5,424.02 km) |
| Middlesex to Dartford | 3,503.05 mi (5,637.62 km) |
| Middlesex to Darton | 3,388.52 mi (5,453.30 km) |
| Middlesex to Darwen | 3,349.79 mi (5,390.97 km) |
| Middlesex to Daventry | 3,429.46 mi (5,519.18 km) |
| Middlesex to Davyhulme | 3,357.88 mi (5,403.99 km) |
| Middlesex to Dawlish | 3,368.95 mi (5,421.80 km) |
| Middlesex to Deal | 3,556.12 mi (5,723.03 km) |
| Middlesex to Denby Dale | 3,383.94 mi (5,445.92 km) |
| Middlesex to Denton | 3,368.04 mi (5,420.34 km) |
| Middlesex to Derby | 3,403.53 mi (5,477.45 km) |
| Middlesex to Derry | 3,138.25 mi (5,050.53 km) |
| Middlesex to Desborough | 3,439.65 mi (5,535.58 km) |
| Middlesex to Devizes | 3,414.14 mi (5,494.53 km) |
