| Big Spring to Mauldin (South Carolina) | 1,116.86 mi (1,797.42 km) |
| Big Spring to Maumee (Ohio) | 1,173.01 mi (1,887.78 km) |
| Big Spring to Maumelle (Arkansas) | 552.91 mi (889.83 km) |
| Big Spring to Mayagüez (Puerto Rico) | 2,341.77 mi (3,768.71 km) |
| Big Spring to Mayfield Heights (Ohio) | 1,274.50 mi (2,051.10 km) |
| Big Spring to Mays Chapel (Maryland) | 1,471.13 mi (2,367.56 km) |
| Big Spring to Maywood (California) | 973.33 mi (1,566.43 km) |
| Big Spring to Maywood (Illinois) | 1,002.19 mi (1,612.86 km) |
| Big Spring to McAlester (Oklahoma) | 377.20 mi (607.05 km) |
| Big Spring to McAllen (Texas) | 458.89 mi (738.51 km) |
| Big Spring to McCalla (Alabama) | 842.01 mi (1,355.08 km) |
| Big Spring to McComb (Mississippi) | 650.19 mi (1,046.37 km) |
| Big Spring to McDonough (Georgia) | 1,008.25 mi (1,622.62 km) |
| Big Spring to McFarland (California) | 1,043.66 mi (1,679.60 km) |
| Big Spring to McHenry (Illinois) | 1,003.90 mi (1,615.62 km) |
