| Healdsburg to Yverdon-les-Bains | 5,764.18 mi (9,276.56 km) |
| Healdsburg to Zofingen | 5,772.89 mi (9,290.57 km) |
| Healdsburg to Zollikon | 5,787.51 mi (9,314.09 km) |
| Healdsburg to Zuchwil | 5,766.74 mi (9,280.67 km) |
| Healdsburg to Zug | 5,795.53 mi (9,327.00 km) |
| Healdsburg to Zurich | 5,784.68 mi (9,309.55 km) |
| Healdsburg to Ra's al `Ayn | 7,109.98 mi (11,442.40 km) |
| Healdsburg to Tall Abyad | 7,105.26 mi (11,434.82 km) |
| Healdsburg to Acarlar | 6,834.08 mi (10,998.38 km) |
| Healdsburg to Acigol | 6,914.86 mi (11,128.40 km) |
| Healdsburg to Acipayam | 6,893.08 mi (11,093.33 km) |
| Healdsburg to Adakli | 6,955.10 mi (11,193.16 km) |
| Healdsburg to Adana | 7,030.21 mi (11,314.04 km) |
| Healdsburg to Adilcevaz | 7,009.74 mi (11,281.08 km) |
| Healdsburg to Adiyaman | 7,024.51 mi (11,304.86 km) |
