| Hagerstown to McKeesport (Pennsylvania) | 122.36 mi (196.91 km) |
| Hagerstown to McKinleyville (California) | 2,416.02 mi (3,888.20 km) |
| Hagerstown to McKinney (Texas) | 1,140.49 mi (1,835.44 km) |
| Hagerstown to McLean (Virginia) | 55.78 mi (89.77 km) |
| Hagerstown to McMinnville (Oregon) | 2,319.41 mi (3,732.72 km) |
| Hagerstown to McMinnville (Tennessee) | 518.28 mi (834.08 km) |
| Hagerstown to McNair (Virginia) | 50.40 mi (81.11 km) |
| Hagerstown to McPherson (Kansas) | 1,071.91 mi (1,725.07 km) |
| Hagerstown to Mead Valley (California) | 2,208.85 mi (3,554.80 km) |
| Hagerstown to Meadow Woods (Florida) | 805.70 mi (1,296.65 km) |
| Hagerstown to Meadowbrook (Virginia) | 153.28 mi (246.68 km) |
| Hagerstown to Meadville (Pennsylvania) | 188.14 mi (302.78 km) |
| Hagerstown to Mebane (North Carolina) | 259.79 mi (418.08 km) |
| Hagerstown to Mechanicsville (Virginia) | 140.53 mi (226.16 km) |
| Hagerstown to Medford (Massachusetts) | 394.52 mi (634.92 km) |
