| Longford to Morristown (New Jersey) | 3,126.12 mi (5,031.00 km) |
| Longford to Morristown (Tennessee) | 3,692.03 mi (5,941.75 km) |
| Longford to Morrisville (North Carolina) | 3,531.03 mi (5,682.64 km) |
| Longford to Morro Bay (California) | 5,104.10 mi (8,214.26 km) |
| Longford to Morton (Illinois) | 3,720.72 mi (5,987.92 km) |
| Longford to Morton Grove (Illinois) | 3,589.75 mi (5,777.15 km) |
| Longford to Moscow (Idaho) | 4,354.27 mi (7,007.51 km) |
| Longford to Moses Lake (Washington) | 4,399.44 mi (7,080.22 km) |
| Longford to Moss Bluff (Louisiana) | 4,380.69 mi (7,050.04 km) |
| Longford to Moss Point (Mississippi) | 4,189.12 mi (6,741.73 km) |
| Longford to Moultrie (Georgia) | 3,960.77 mi (6,374.24 km) |
| Longford to Mounds View (Minnesota) | 3,648.27 mi (5,871.32 km) |
| Longford to Mount Airy (North Carolina) | 3,570.30 mi (5,745.85 km) |
| Longford to Mount Clemens (Michigan) | 3,376.46 mi (5,433.89 km) |
| Longford to Mount Dora (Florida) | 3,993.52 mi (6,426.95 km) |
