| San Luis to Maryland Heights (Missouri) | 1,422.82 mi (2,289.80 km) |
| San Luis to Marysville (California) | 599.70 mi (965.12 km) |
| San Luis to Marysville (Ohio) | 1,813.61 mi (2,918.72 km) |
| San Luis to Marysville (Washington) | 1,145.08 mi (1,842.83 km) |
| San Luis to Maryville (Missouri) | 1,225.43 mi (1,972.14 km) |
| San Luis to Maryville (Tennessee) | 1,764.85 mi (2,840.25 km) |
| San Luis to Mason (Ohio) | 1,756.92 mi (2,827.48 km) |
| San Luis to Mason City (Iowa) | 1,379.54 mi (2,220.15 km) |
| San Luis to Massapequa (New York) | 2,334.15 mi (3,756.45 km) |
| San Luis to Massapequa Park (New York) | 2,335.26 mi (3,758.24 km) |
| San Luis to Massillon (Ohio) | 1,913.89 mi (3,080.12 km) |
| San Luis to Mastic (New York) | 2,366.84 mi (3,809.06 km) |
| San Luis to Mastic Beach (New York) | 2,367.39 mi (3,809.95 km) |
| San Luis to Matteson (Illinois) | 1,604.49 mi (2,582.17 km) |
| San Luis to Matthews (North Carolina) | 1,950.93 mi (3,139.72 km) |
