| Napa to Harrison (Ohio) | 2,007.18 mi (3,230.24 km) |
| Napa to Harrison (Wisconsin) | 1,799.33 mi (2,895.74 km) |
| Napa to Harrisonburg (Virginia) | 2,330.19 mi (3,750.08 km) |
| Napa to Hartford (Connecticut) | 2,599.44 mi (4,183.39 km) |
| Napa to Hartford (Wisconsin) | 1,794.77 mi (2,888.41 km) |
| Napa to Hartselle (Alabama) | 1,973.22 mi (3,175.59 km) |
| Napa to Hartsville (Tennessee) | 1,977.10 mi (3,181.84 km) |
| Napa to Harvey (Illinois) | 1,836.93 mi (2,956.25 km) |
| Napa to Harvey (Louisiana) | 1,922.54 mi (3,094.03 km) |
| Napa to Hasbrouck Heights (New Jersey) | 2,541.75 mi (4,090.55 km) |
| Napa to Haslett (Michigan) | 1,997.00 mi (3,213.87 km) |
| Napa to Hastings (Minnesota) | 1,577.27 mi (2,538.37 km) |
| Napa to Hastings (Nebraska) | 1,281.61 mi (2,062.56 km) |
| Napa to Hattiesburg (Mississippi) | 1,921.54 mi (3,092.42 km) |
| Napa to Hauppauge (New York) | 2,586.42 mi (4,162.44 km) |
