| Healdsburg to Hisarcik | 6,773.46 mi (10,900.84 km) |
| Healdsburg to Hizan | 7,045.54 mi (11,338.70 km) |
| Healdsburg to Hopa | 6,820.54 mi (10,976.61 km) |
| Healdsburg to Huyuk | 6,902.67 mi (11,108.77 km) |
| Healdsburg to Idil | 7,099.33 mi (11,425.27 km) |
| Healdsburg to Igdir | 6,947.19 mi (11,180.42 km) |
| Healdsburg to Ihsaniye | 6,810.41 mi (10,960.30 km) |
| Healdsburg to Ilic | 6,915.57 mi (11,129.54 km) |
| Healdsburg to Ilica | 6,914.42 mi (11,127.68 km) |
| Healdsburg to Incesu | 6,920.96 mi (11,138.21 km) |
| Healdsburg to Incirliova | 6,831.80 mi (10,994.72 km) |
| Healdsburg to Inebolu | 6,677.49 mi (10,746.38 km) |
| Healdsburg to Inegol | 6,725.50 mi (10,823.65 km) |
| Healdsburg to Ipsala | 6,608.83 mi (10,635.88 km) |
| Healdsburg to Iskenderun | 7,071.46 mi (11,380.42 km) |
