| Napa to Hazelwood (Missouri) | 1,715.96 mi (2,761.57 km) |
| Napa to Hazleton (Pennsylvania) | 2,443.44 mi (3,932.34 km) |
| Napa to Healdsburg (California) | 37.89 mi (60.97 km) |
| Napa to Heath (Ohio) | 2,120.89 mi (3,413.25 km) |
| Napa to Heber (Utah) | 601.31 mi (967.71 km) |
| Napa to Helena (Alabama) | 2,002.72 mi (3,223.07 km) |
| Napa to Helena (Montana) | 775.57 mi (1,248.16 km) |
| Napa to Hemet (California) | 432.60 mi (696.20 km) |
| Napa to Henderson (Kentucky) | 1,877.70 mi (3,021.87 km) |
| Napa to Henderson (Nevada) | 429.80 mi (691.70 km) |
| Napa to Henderson (North Carolina) | 2,392.81 mi (3,850.85 km) |
| Napa to Henderson (Texas) | 1,602.65 mi (2,579.22 km) |
| Napa to Hendersonville (North Carolina) | 2,196.57 mi (3,535.04 km) |
| Napa to Hendersonville (Tennessee) | 1,954.81 mi (3,145.96 km) |
| Napa to Hercules (California) | 20.26 mi (32.60 km) |
