| Grays to Harrison (Wisconsin) | 3,884.08 mi (6,250.83 km) |
| Grays to Harrisonburg (Virginia) | 3,780.05 mi (6,083.40 km) |
| Grays to Hartford (Connecticut) | 3,381.52 mi (5,442.03 km) |
| Grays to Hartford (Wisconsin) | 3,927.28 mi (6,320.34 km) |
| Grays to Hartselle (Alabama) | 4,295.28 mi (6,912.59 km) |
| Grays to Hartsville (Tennessee) | 4,168.92 mi (6,709.22 km) |
| Grays to Harvey (Illinois) | 3,979.47 mi (6,404.35 km) |
| Grays to Harvey (Louisiana) | 4,649.15 mi (7,482.08 km) |
| Grays to Hasbrouck Heights (New Jersey) | 3,476.88 mi (5,595.50 km) |
| Grays to Haslett (Michigan) | 3,802.59 mi (6,119.68 km) |
| Grays to Hastings (Minnesota) | 4,025.57 mi (6,478.52 km) |
| Grays to Hastings (Nebraska) | 4,426.32 mi (7,123.48 km) |
| Grays to Hattiesburg (Mississippi) | 4,546.86 mi (7,317.46 km) |
| Grays to Hauppauge (New York) | 3,443.42 mi (5,541.65 km) |
| Grays to Havelock (North Carolina) | 3,862.44 mi (6,216.00 km) |
