| Newcastle under Lyme to Mauldin (South Carolina) | 3,956.31 mi (6,367.06 km) |
| Newcastle under Lyme to Maumee (Ohio) | 3,685.63 mi (5,931.44 km) |
| Newcastle under Lyme to Maumelle (Arkansas) | 4,348.52 mi (6,998.27 km) |
| Newcastle under Lyme to Mayagüez (Puerto Rico) | 4,182.84 mi (6,731.63 km) |
| Newcastle under Lyme to Mayfield Heights (Ohio) | 3,602.86 mi (5,798.25 km) |
| Newcastle under Lyme to Mays Chapel (Maryland) | 3,509.37 mi (5,647.79 km) |
| Newcastle under Lyme to Maywood (California) | 5,307.19 mi (8,541.10 km) |
| Newcastle under Lyme to Maywood (Illinois) | 3,829.61 mi (6,163.16 km) |
| Newcastle under Lyme to McAlester (Oklahoma) | 4,472.83 mi (7,198.33 km) |
| Newcastle under Lyme to McAllen (Texas) | 5,027.23 mi (8,090.55 km) |
| Newcastle under Lyme to McCalla (Alabama) | 4,217.84 mi (6,787.96 km) |
| Newcastle under Lyme to McComb (Mississippi) | 4,458.47 mi (7,175.22 km) |
| Newcastle under Lyme to McDonough (Georgia) | 4,096.49 mi (6,592.67 km) |
| Newcastle under Lyme to McFarland (California) | 5,243.13 mi (8,438.01 km) |
| Newcastle under Lyme to McHenry (Illinois) | 3,824.69 mi (6,155.24 km) |
