| Omagh to Hazleton (Pennsylvania) | 3,185.95 mi (5,127.29 km) |
| Omagh to Healdsburg (California) | 4,956.86 mi (7,977.29 km) |
| Omagh to Heath (Ohio) | 3,480.06 mi (5,600.62 km) |
| Omagh to Heber (Utah) | 4,493.75 mi (7,231.99 km) |
| Omagh to Helena (Alabama) | 3,984.57 mi (6,412.54 km) |
| Omagh to Helena (Montana) | 4,187.03 mi (6,738.37 km) |
| Omagh to Hemet (California) | 5,053.09 mi (8,132.17 km) |
| Omagh to Henderson (Kentucky) | 3,782.78 mi (6,087.80 km) |
| Omagh to Henderson (Nevada) | 4,860.42 mi (7,822.09 km) |
| Omagh to Henderson (North Carolina) | 3,500.80 mi (5,633.99 km) |
| Omagh to Henderson (Texas) | 4,347.75 mi (6,997.03 km) |
| Omagh to Hendersonville (North Carolina) | 3,709.02 mi (5,969.09 km) |
| Omagh to Hendersonville (Tennessee) | 3,821.26 mi (6,149.73 km) |
| Omagh to Hercules (California) | 4,974.17 mi (8,005.16 km) |
| Omagh to Hereford (Texas) | 4,489.21 mi (7,224.69 km) |
