| Santa Monica to McHenry (Illinois) | 1,726.44 mi (2,778.44 km) |
| Santa Monica to McKeesport (Pennsylvania) | 2,153.49 mi (3,465.71 km) |
| Santa Monica to McKinleyville (California) | 568.36 mi (914.68 km) |
| Santa Monica to McKinney (Texas) | 1,254.11 mi (2,018.30 km) |
| Santa Monica to McLean (Virginia) | 2,298.88 mi (3,699.69 km) |
| Santa Monica to McMinnville (Oregon) | 812.24 mi (1,307.18 km) |
| Santa Monica to McMinnville (Tennessee) | 1,849.04 mi (2,975.74 km) |
| Santa Monica to McNair (Virginia) | 2,287.20 mi (3,680.90 km) |
| Santa Monica to McPherson (Kansas) | 1,196.26 mi (1,925.19 km) |
| Santa Monica to Mead Valley (California) | 69.80 mi (112.34 km) |
| Santa Monica to Meadow Woods (Florida) | 2,216.89 mi (3,567.74 km) |
| Santa Monica to Meadowbrook (Virginia) | 2,294.06 mi (3,691.94 km) |
| Santa Monica to Meadville (Pennsylvania) | 2,138.28 mi (3,441.22 km) |
| Santa Monica to Mebane (North Carolina) | 2,207.18 mi (3,552.11 km) |
| Santa Monica to Mechanicsville (Virginia) | 2,298.92 mi (3,699.75 km) |
