| Omagh to Harrison (Wisconsin) | 3,504.46 mi (5,639.88 km) |
| Omagh to Harrisonburg (Virginia) | 3,417.03 mi (5,499.18 km) |
| Omagh to Hartford (Connecticut) | 3,020.14 mi (4,860.45 km) |
| Omagh to Hartford (Wisconsin) | 3,548.30 mi (5,710.43 km) |
| Omagh to Hartselle (Alabama) | 3,928.21 mi (6,321.84 km) |
| Omagh to Hartsville (Tennessee) | 3,799.90 mi (6,115.36 km) |
| Omagh to Harvey (Illinois) | 3,602.53 mi (5,797.72 km) |
| Omagh to Harvey (Louisiana) | 4,284.58 mi (6,895.37 km) |
| Omagh to Hasbrouck Heights (New Jersey) | 3,115.60 mi (5,014.08 km) |
| Omagh to Haslett (Michigan) | 3,426.79 mi (5,514.89 km) |
| Omagh to Hastings (Minnesota) | 3,643.92 mi (5,864.32 km) |
| Omagh to Hastings (Nebraska) | 4,044.69 mi (6,509.30 km) |
| Omagh to Hattiesburg (Mississippi) | 4,181.26 mi (6,729.08 km) |
| Omagh to Hauppauge (New York) | 3,083.50 mi (4,962.42 km) |
| Omagh to Havelock (North Carolina) | 3,510.25 mi (5,649.20 km) |
