| Willebroek to McKeesport (Pennsylvania) | 3,904.09 mi (6,283.02 km) |
| Willebroek to McKinleyville (California) | 5,361.99 mi (8,629.30 km) |
| Willebroek to McKinney (Texas) | 4,906.66 mi (7,896.51 km) |
| Willebroek to McLean (Virginia) | 3,862.18 mi (6,215.58 km) |
| Willebroek to McMinnville (Oregon) | 5,085.86 mi (8,184.91 km) |
| Willebroek to McMinnville (Tennessee) | 4,359.69 mi (7,016.24 km) |
| Willebroek to McNair (Virginia) | 3,870.58 mi (6,229.10 km) |
| Willebroek to McPherson (Kansas) | 4,674.39 mi (7,522.70 km) |
| Willebroek to Mead Valley (California) | 5,585.54 mi (8,989.06 km) |
| Willebroek to Meadow Woods (Florida) | 4,541.89 mi (7,309.47 km) |
| Willebroek to Meadowbrook (Virginia) | 3,943.16 mi (6,345.90 km) |
| Willebroek to Meadville (Pennsylvania) | 3,856.60 mi (6,206.60 km) |
| Willebroek to Mebane (North Carolina) | 4,079.38 mi (6,565.13 km) |
| Willebroek to Mechanicsville (Virginia) | 3,929.28 mi (6,323.56 km) |
| Willebroek to Medford (Massachusetts) | 3,463.38 mi (5,573.77 km) |
