| Omagh to Indianola (Iowa) | 3,832.58 mi (6,167.95 km) |
| Omagh to Indio (California) | 5,028.02 mi (8,091.81 km) |
| Omagh to Inglewood (California) | 5,084.26 mi (8,182.33 km) |
| Omagh to Inkster (Michigan) | 3,407.00 mi (5,483.04 km) |
| Omagh to Inver Grove Heights (Minnesota) | 3,646.83 mi (5,869.00 km) |
| Omagh to Inwood (New York) | 3,113.82 mi (5,011.22 km) |
| Omagh to Iona (Florida) | 4,141.30 mi (6,664.79 km) |
| Omagh to Ionia (Michigan) | 3,441.56 mi (5,538.65 km) |
| Omagh to Iowa City (Iowa) | 3,743.88 mi (6,025.19 km) |
| Omagh to Irmo (South Carolina) | 3,720.37 mi (5,987.35 km) |
| Omagh to Irondale (Alabama) | 3,962.80 mi (6,377.51 km) |
| Omagh to Ironton (Ohio) | 3,560.55 mi (5,730.15 km) |
| Omagh to Irvine (California) | 5,081.69 mi (8,178.20 km) |
| Omagh to Irving (Texas) | 4,393.07 mi (7,069.97 km) |
| Omagh to Isabela (Puerto Rico) | 3,981.00 mi (6,406.81 km) |
