| Healdsburg to Darlaston | 5,208.33 mi (8,381.99 km) |
| Healdsburg to Darlington | 5,124.99 mi (8,247.88 km) |
| Healdsburg to Dartford | 5,331.19 mi (8,579.72 km) |
| Healdsburg to Darton | 5,172.51 mi (8,324.35 km) |
| Healdsburg to Darwen | 5,140.45 mi (8,272.76 km) |
| Healdsburg to Daventry | 5,249.64 mi (8,448.48 km) |
| Healdsburg to Davyhulme | 5,155.07 mi (8,296.29 km) |
| Healdsburg to Dawlish | 5,264.37 mi (8,472.18 km) |
| Healdsburg to Deal | 5,376.34 mi (8,652.38 km) |
| Healdsburg to Denby Dale | 5,169.68 mi (8,319.80 km) |
| Healdsburg to Denton | 5,162.44 mi (8,308.15 km) |
| Healdsburg to Derby | 5,207.26 mi (8,380.28 km) |
| Healdsburg to Derry | 4,936.75 mi (7,944.93 km) |
| Healdsburg to Desborough | 5,250.44 mi (8,449.76 km) |
| Healdsburg to Devizes | 5,270.56 mi (8,482.15 km) |
