| Healdsburg to Amersham | 5,295.24 mi (8,521.86 km) |
| Healdsburg to Amesbury | 5,285.99 mi (8,506.98 km) |
| Healdsburg to Ammanford | 5,188.51 mi (8,350.10 km) |
| Healdsburg to Ampthill | 5,280.78 mi (8,498.59 km) |
| Healdsburg to Andover | 5,293.16 mi (8,518.51 km) |
| Healdsburg to Annan | 5,054.61 mi (8,134.61 km) |
| Healdsburg to Antrim | 4,982.91 mi (8,019.22 km) |
| Healdsburg to Appleton | 5,155.20 mi (8,296.50 km) |
| Healdsburg to Appley Bridge | 5,138.86 mi (8,270.19 km) |
| Healdsburg to Arbroath | 4,996.45 mi (8,041.01 km) |
| Healdsburg to Ardrossan | 4,979.29 mi (8,013.39 km) |
| Healdsburg to Armadale | 4,998.03 mi (8,043.54 km) |
| Healdsburg to Armthorpe | 5,188.59 mi (8,350.23 km) |
| Healdsburg to Arnold | 5,213.09 mi (8,389.67 km) |
| Healdsburg to Ascot | 5,306.89 mi (8,540.61 km) |
