| Healdsburg to Arapgir | 6,942.58 mi (11,173.00 km) |
| Healdsburg to Ardahan | 6,853.13 mi (11,029.04 km) |
| Healdsburg to Ardesen | 6,829.14 mi (10,990.44 km) |
| Healdsburg to Arhavi | 6,823.06 mi (10,980.65 km) |
| Healdsburg to Aricak | 6,995.64 mi (11,258.40 km) |
| Healdsburg to Armutlu | 6,684.07 mi (10,756.97 km) |
| Healdsburg to Arnavutkoy | 6,639.66 mi (10,685.50 km) |
| Healdsburg to Arpacay | 6,877.29 mi (11,067.92 km) |
| Healdsburg to Arsin | 6,832.88 mi (10,996.46 km) |
| Healdsburg to Arsuz | 7,078.19 mi (11,391.24 km) |
| Healdsburg to Artvin | 6,838.90 mi (11,006.15 km) |
| Healdsburg to Asagicinik | 6,763.47 mi (10,884.75 km) |
| Healdsburg to Asarcik | 6,778.21 mi (10,908.48 km) |
| Healdsburg to Askale | 6,911.25 mi (11,122.59 km) |
| Healdsburg to Aslanapa | 6,788.01 mi (10,924.25 km) |
