| Omagh to Hanahan (South Carolina) | 3,732.04 mi (6,006.13 km) |
| Omagh to Hanford (California) | 4,990.61 mi (8,031.60 km) |
| Omagh to Hannibal (Missouri) | 3,834.18 mi (6,170.52 km) |
| Omagh to Hanover (Pennsylvania) | 3,278.13 mi (5,275.64 km) |
| Omagh to Hanover Park (Illinois) | 3,603.07 mi (5,798.58 km) |
| Omagh to Happy Valley (Oregon) | 4,557.09 mi (7,333.92 km) |
| Omagh to Harker Heights (Texas) | 4,513.85 mi (7,264.34 km) |
| Omagh to Harlingen (Texas) | 4,777.34 mi (7,688.38 km) |
| Omagh to Harper Woods (Michigan) | 3,385.66 mi (5,448.69 km) |
| Omagh to Harrisburg (North Carolina) | 3,638.57 mi (5,855.71 km) |
| Omagh to Harrisburg (Pennsylvania) | 3,252.70 mi (5,234.71 km) |
| Omagh to Harrison (Arkansas) | 4,072.78 mi (6,554.50 km) |
| Omagh to Harrison (New Jersey) | 3,124.12 mi (5,027.78 km) |
| Omagh to Harrison (New York) | 3,094.30 mi (4,979.80 km) |
| Omagh to Harrison (Ohio) | 3,606.74 mi (5,804.48 km) |
