| Apex to McKeesport (Pennsylvania) | 323.41 mi (520.47 km) |
| Apex to McKinleyville (California) | 2,449.20 mi (3,941.60 km) |
| Apex to McKinney (Texas) | 1,026.98 mi (1,652.77 km) |
| Apex to McLean (Virginia) | 240.85 mi (387.60 km) |
| Apex to McMinnville (Oregon) | 2,387.44 mi (3,842.22 km) |
| Apex to McMinnville (Tennessee) | 387.45 mi (623.54 km) |
| Apex to McNair (Virginia) | 237.03 mi (381.47 km) |
| Apex to McPherson (Kansas) | 1,050.09 mi (1,689.96 km) |
| Apex to Mead Valley (California) | 2,169.87 mi (3,492.06 km) |
| Apex to Meadow Woods (Florida) | 528.27 mi (850.17 km) |
| Apex to Meadowbrook (Virginia) | 141.20 mi (227.23 km) |
| Apex to Meadville (Pennsylvania) | 415.00 mi (667.88 km) |
| Apex to Mebane (North Carolina) | 33.51 mi (53.94 km) |
| Apex to Mechanicsville (Virginia) | 156.07 mi (251.17 km) |
| Apex to Medford (Massachusetts) | 622.17 mi (1,001.29 km) |
