| Omagh to Marshall (Minnesota) | 3,761.37 mi (6,053.34 km) |
| Omagh to Marshall (Missouri) | 3,930.77 mi (6,325.97 km) |
| Omagh to Marshall (Texas) | 4,310.96 mi (6,937.82 km) |
| Omagh to Marshalltown (Iowa) | 3,775.74 mi (6,076.46 km) |
| Omagh to Marshfield (Wisconsin) | 3,550.94 mi (5,714.69 km) |
| Omagh to Martha Lake (Washington) | 4,413.69 mi (7,103.15 km) |
| Omagh to Martin (Tennessee) | 3,906.12 mi (6,286.29 km) |
| Omagh to Martinez (California) | 4,970.41 mi (7,999.10 km) |
| Omagh to Martinez (Georgia) | 3,785.14 mi (6,091.60 km) |
| Omagh to Martinsburg (West Virginia) | 3,333.58 mi (5,364.88 km) |
| Omagh to Martinsville (Indiana) | 3,661.95 mi (5,893.34 km) |
| Omagh to Martinsville (New Jersey) | 3,147.10 mi (5,064.77 km) |
| Omagh to Martinsville (Virginia) | 3,540.43 mi (5,697.77 km) |
| Omagh to Maryland City (Maryland) | 3,304.40 mi (5,317.92 km) |
| Omagh to Maryland Heights (Missouri) | 3,848.88 mi (6,194.18 km) |
