| Penrith to Mauldin (South Carolina) | 3,905.66 mi (6,285.55 km) |
| Penrith to Maumee (Ohio) | 3,622.89 mi (5,830.48 km) |
| Penrith to Maumelle (Arkansas) | 4,285.33 mi (6,896.57 km) |
| Penrith to Mayagüez (Puerto Rico) | 4,180.57 mi (6,727.98 km) |
| Penrith to Mayfield Heights (Ohio) | 3,542.65 mi (5,701.35 km) |
| Penrith to Mays Chapel (Maryland) | 3,458.33 mi (5,565.64 km) |
| Penrith to Maywood (California) | 5,217.68 mi (8,397.04 km) |
| Penrith to Maywood (Illinois) | 3,761.94 mi (6,054.25 km) |
| Penrith to McAlester (Oklahoma) | 4,405.64 mi (7,090.19 km) |
| Penrith to McAllen (Texas) | 4,967.13 mi (7,993.82 km) |
| Penrith to McCalla (Alabama) | 4,163.28 mi (6,700.15 km) |
| Penrith to McComb (Mississippi) | 4,402.29 mi (7,084.80 km) |
| Penrith to McDonough (Georgia) | 4,045.44 mi (6,510.50 km) |
| Penrith to McFarland (California) | 5,151.46 mi (8,290.47 km) |
| Penrith to McHenry (Illinois) | 3,755.89 mi (6,044.52 km) |
