| Senec to Hilliard (Ohio) | 4,648.69 mi (7,481.34 km) |
| Senec to Hillsboro (Oregon) | 5,530.91 mi (8,901.14 km) |
| Senec to Hillsborough (California) | 6,015.00 mi (9,680.21 km) |
| Senec to Hillsborough (New Jersey) | 4,298.35 mi (6,917.53 km) |
| Senec to Hilo (Hawaii) | 7,721.87 mi (12,427.15 km) |
| Senec to Hilton Head Island (South Carolina) | 4,940.13 mi (7,950.36 km) |
| Senec to Hinesville (Georgia) | 4,993.37 mi (8,036.06 km) |
| Senec to Hinsdale (Illinois) | 4,736.10 mi (7,622.02 km) |
| Senec to Hobart (Indiana) | 4,727.03 mi (7,607.43 km) |
| Senec to Hobbs (New Mexico) | 5,749.46 mi (9,252.86 km) |
| Senec to Hobe Sound (Florida) | 5,170.96 mi (8,321.85 km) |
| Senec to Hoboken (New Jersey) | 4,262.85 mi (6,860.39 km) |
| Senec to Hockessin (Delaware) | 4,372.17 mi (7,036.33 km) |
| Senec to Hoffman Estates (Illinois) | 4,730.72 mi (7,613.36 km) |
| Senec to Holbrook (New York) | 4,222.59 mi (6,795.61 km) |
