| Healdsburg to Altus (Oklahoma) | 1,330.65 mi (2,141.47 km) |
| Healdsburg to Alum Rock (California) | 103.49 mi (166.54 km) |
| Healdsburg to Alvin (Texas) | 1,695.00 mi (2,727.83 km) |
| Healdsburg to Amarillo (Texas) | 1,183.06 mi (1,903.95 km) |
| Healdsburg to Amelia (Ohio) | 2,064.39 mi (3,322.31 km) |
| Healdsburg to American Canyon (California) | 44.89 mi (72.25 km) |
| Healdsburg to American Fork (Utah) | 602.08 mi (968.96 km) |
| Healdsburg to Americus (Georgia) | 2,207.27 mi (3,552.26 km) |
| Healdsburg to Ames (Iowa) | 1,550.56 mi (2,495.38 km) |
| Healdsburg to Amherst (Ohio) | 2,139.19 mi (3,442.69 km) |
| Healdsburg to Ammon (Idaho) | 659.10 mi (1,060.72 km) |
| Healdsburg to Amsterdam (New York) | 2,528.29 mi (4,068.90 km) |
| Healdsburg to Anacortes (Washington) | 681.73 mi (1,097.15 km) |
| Healdsburg to Anaheim (California) | 432.42 mi (695.92 km) |
| Healdsburg to Anchorage (Alaska) | 1,918.67 mi (3,087.80 km) |
