| Healdsburg to Ashtabula (Ohio) | 2,207.46 mi (3,552.56 km) |
| Healdsburg to Ashwaubenon (Wisconsin) | 1,828.50 mi (2,942.69 km) |
| Healdsburg to Aspen Hill (Maryland) | 2,436.72 mi (3,921.52 km) |
| Healdsburg to Astoria (Oregon) | 524.75 mi (844.51 km) |
| Healdsburg to Atascadero (California) | 247.97 mi (399.07 km) |
| Healdsburg to Atascocita (Texas) | 1,680.49 mi (2,704.49 km) |
| Healdsburg to Atchison (Kansas) | 1,482.47 mi (2,385.81 km) |
| Healdsburg to Athens (Alabama) | 1,994.29 mi (3,209.50 km) |
| Healdsburg to Athens (Georgia) | 2,206.12 mi (3,550.40 km) |
| Healdsburg to Athens (Ohio) | 2,171.47 mi (3,494.64 km) |
| Healdsburg to Athens (Tennessee) | 2,106.17 mi (3,389.55 km) |
| Healdsburg to Athens (Texas) | 1,578.97 mi (2,541.11 km) |
| Healdsburg to Atlanta (Georgia) | 2,153.85 mi (3,466.28 km) |
| Healdsburg to Atlantic Beach (Florida) | 2,407.86 mi (3,875.07 km) |
| Healdsburg to Atlantic City (New Jersey) | 2,568.10 mi (4,132.95 km) |
