| Healdsburg to Droylsden | 5,159.77 mi (8,303.84 km) |
| Healdsburg to Dudley | 5,210.19 mi (8,384.99 km) |
| Healdsburg to Dukinfield | 5,162.37 mi (8,308.02 km) |
| Healdsburg to Dumbarton | 4,971.50 mi (8,000.86 km) |
| Healdsburg to Dumfries | 5,040.89 mi (8,112.53 km) |
| Healdsburg to Dunbar | 5,025.60 mi (8,087.92 km) |
| Healdsburg to Dunblane | 4,976.99 mi (8,009.69 km) |
| Healdsburg to Dundee | 4,990.86 mi (8,032.01 km) |
| Healdsburg to Dunfermline | 4,996.95 mi (8,041.82 km) |
| Healdsburg to Dunstable | 5,287.02 mi (8,508.63 km) |
| Healdsburg to Durham | 5,112.03 mi (8,227.02 km) |
| Healdsburg to Ealing | 5,312.19 mi (8,549.14 km) |
| Healdsburg to Earlestown | 5,147.26 mi (8,283.71 km) |
| Healdsburg to Earley | 5,297.95 mi (8,526.23 km) |
| Healdsburg to East Barnet | 5,309.74 mi (8,545.20 km) |
