| Omagh to River Ridge (Louisiana) | 4,286.81 mi (6,898.95 km) |
| Omagh to Riverbank (California) | 4,950.47 mi (7,967.02 km) |
| Omagh to Riverdale (Georgia) | 3,873.85 mi (6,234.37 km) |
| Omagh to Riverdale (Illinois) | 3,600.22 mi (5,793.99 km) |
| Omagh to Riverside (California) | 5,054.51 mi (8,134.45 km) |
| Omagh to Riverside (Ohio) | 3,556.04 mi (5,722.89 km) |
| Omagh to Riverton (Utah) | 4,511.52 mi (7,260.60 km) |
| Omagh to Riverton (Wyoming) | 4,260.85 mi (6,857.17 km) |
| Omagh to Riverview (Florida) | 4,086.25 mi (6,576.19 km) |
| Omagh to Riverview (Michigan) | 3,408.07 mi (5,484.75 km) |
| Omagh to Riviera Beach (Florida) | 4,051.98 mi (6,521.04 km) |
| Omagh to Riviera Beach (Maryland) | 3,290.57 mi (5,295.66 km) |
| Omagh to Roanoke (Virginia) | 3,515.18 mi (5,657.14 km) |
| Omagh to Roanoke Rapids (North Carolina) | 3,464.73 mi (5,575.94 km) |
| Omagh to Robbinsdale (Minnesota) | 3,646.97 mi (5,869.22 km) |
