| Omagh to Hormigueros (Puerto Rico) | 4,004.60 mi (6,444.78 km) |
| Omagh to Horn Lake (Mississippi) | 4,022.13 mi (6,472.99 km) |
| Omagh to Hot Springs (Arkansas) | 4,160.13 mi (6,695.08 km) |
| Omagh to Hot Springs Village (Arkansas) | 4,148.25 mi (6,675.96 km) |
| Omagh to Houma (Louisiana) | 4,325.65 mi (6,961.47 km) |
| Omagh to Houston (Texas) | 4,495.68 mi (7,235.11 km) |
| Omagh to Howard (Wisconsin) | 3,479.61 mi (5,599.89 km) |
| Omagh to Huber Heights (Ohio) | 3,552.06 mi (5,716.49 km) |
| Omagh to Hudson (Florida) | 4,073.58 mi (6,555.80 km) |
| Omagh to Hudson (Ohio) | 3,384.47 mi (5,446.78 km) |
| Omagh to Hudson (Wisconsin) | 3,628.54 mi (5,839.57 km) |
| Omagh to Hueytown (Alabama) | 3,982.98 mi (6,409.99 km) |
| Omagh to Hugo (Minnesota) | 3,627.00 mi (5,837.09 km) |
| Omagh to Humacao (Puerto Rico) | 3,953.85 mi (6,363.11 km) |
| Omagh to Humble (Texas) | 4,480.02 mi (7,209.90 km) |
