| North Branch to Mattoon (Illinois) | 478.14 mi (769.49 km) |
| North Branch to Mauldin (South Carolina) | 929.13 mi (1,495.29 km) |
| North Branch to Maumee (Ohio) | 538.99 mi (867.42 km) |
| North Branch to Maumelle (Arkansas) | 737.23 mi (1,186.45 km) |
| North Branch to Mayagüez (Puerto Rico) | 2,398.19 mi (3,859.51 km) |
| North Branch to Mayfield Heights (Ohio) | 638.45 mi (1,027.49 km) |
| North Branch to Mays Chapel (Maryland) | 928.86 mi (1,494.85 km) |
| North Branch to Maywood (California) | 1,548.99 mi (2,492.86 km) |
| North Branch to Maywood (Illinois) | 358.12 mi (576.34 km) |
| North Branch to McAlester (Oklahoma) | 746.33 mi (1,201.10 km) |
| North Branch to McAllen (Texas) | 1,364.39 mi (2,195.77 km) |
| North Branch to McCalla (Alabama) | 900.50 mi (1,449.21 km) |
| North Branch to McComb (Mississippi) | 994.96 mi (1,601.23 km) |
| North Branch to McDonough (Georgia) | 956.05 mi (1,538.61 km) |
| North Branch to McFarland (California) | 1,527.65 mi (2,458.51 km) |
