| Sowerby Bridge to McKeesport (Pennsylvania) | 3,590.73 mi (5,778.72 km) |
| Sowerby Bridge to McKinleyville (California) | 5,052.78 mi (8,131.66 km) |
| Sowerby Bridge to McKinney (Texas) | 4,588.00 mi (7,383.68 km) |
| Sowerby Bridge to McLean (Virginia) | 3,552.96 mi (5,717.93 km) |
| Sowerby Bridge to McMinnville (Oregon) | 4,779.45 mi (7,691.78 km) |
| Sowerby Bridge to McMinnville (Tennessee) | 4,046.49 mi (6,512.20 km) |
| Sowerby Bridge to McNair (Virginia) | 3,561.14 mi (5,731.10 km) |
| Sowerby Bridge to McPherson (Kansas) | 4,353.48 mi (7,006.25 km) |
| Sowerby Bridge to Mead Valley (California) | 5,266.72 mi (8,475.97 km) |
| Sowerby Bridge to Meadow Woods (Florida) | 4,243.35 mi (6,829.01 km) |
| Sowerby Bridge to Meadowbrook (Virginia) | 3,635.82 mi (5,851.29 km) |
| Sowerby Bridge to Meadville (Pennsylvania) | 3,541.60 mi (5,699.66 km) |
| Sowerby Bridge to Mebane (North Carolina) | 3,772.01 mi (6,070.46 km) |
| Sowerby Bridge to Mechanicsville (Virginia) | 3,621.78 mi (5,828.69 km) |
| Sowerby Bridge to Medford (Massachusetts) | 3,154.82 mi (5,077.20 km) |
