| East Islip to McKeesport (Pennsylvania) | 350.50 mi (564.08 km) |
| East Islip to McKinleyville (California) | 2,621.74 mi (4,219.28 km) |
| East Islip to McKinney (Texas) | 1,391.20 mi (2,238.92 km) |
| East Islip to McLean (Virginia) | 245.66 mi (395.35 km) |
| East Islip to McMinnville (Oregon) | 2,506.35 mi (4,033.59 km) |
| East Islip to McMinnville (Tennessee) | 766.29 mi (1,233.23 km) |
| East Islip to McNair (Virginia) | 255.43 mi (411.07 km) |
| East Islip to McPherson (Kansas) | 1,309.68 mi (2,107.72 km) |
| East Islip to Mead Valley (California) | 2,444.42 mi (3,933.92 km) |
| East Islip to Meadow Woods (Florida) | 970.73 mi (1,562.23 km) |
| East Islip to Meadowbrook (Virginia) | 323.53 mi (520.67 km) |
| East Islip to Meadville (Pennsylvania) | 367.35 mi (591.20 km) |
| East Islip to Mebane (North Carolina) | 459.56 mi (739.60 km) |
| East Islip to Mechanicsville (Virginia) | 309.32 mi (497.81 km) |
| East Islip to Medford (Massachusetts) | 159.04 mi (255.95 km) |
