| Fort Oglethorpe to McKeesport (Pennsylvania) | 476.32 mi (766.56 km) |
| Fort Oglethorpe to McKinleyville (California) | 2,138.69 mi (3,441.88 km) |
| Fort Oglethorpe to McKinney (Texas) | 664.14 mi (1,068.83 km) |
| Fort Oglethorpe to McLean (Virginia) | 523.66 mi (842.75 km) |
| Fort Oglethorpe to McMinnville (Oregon) | 2,105.65 mi (3,388.71 km) |
| Fort Oglethorpe to McMinnville (Tennessee) | 60.24 mi (96.95 km) |
| Fort Oglethorpe to McNair (Virginia) | 513.81 mi (826.89 km) |
| Fort Oglethorpe to McPherson (Kansas) | 727.33 mi (1,170.52 km) |
| Fort Oglethorpe to Mead Valley (California) | 1,820.70 mi (2,930.13 km) |
| Fort Oglethorpe to Meadow Woods (Florida) | 507.97 mi (817.50 km) |
| Fort Oglethorpe to Meadowbrook (Virginia) | 466.35 mi (750.52 km) |
| Fort Oglethorpe to Meadville (Pennsylvania) | 539.92 mi (868.91 km) |
| Fort Oglethorpe to Mebane (North Carolina) | 345.17 mi (555.50 km) |
| Fort Oglethorpe to Mechanicsville (Virginia) | 477.06 mi (767.75 km) |
| Fort Oglethorpe to Medford (Massachusetts) | 919.70 mi (1,480.11 km) |
