| Fort Smith to McKeesport (Pennsylvania) | 862.95 mi (1,388.78 km) |
| Fort Smith to McKinleyville (California) | 1,651.73 mi (2,658.20 km) |
| Fort Smith to McKinney (Texas) | 198.05 mi (318.74 km) |
| Fort Smith to McLean (Virginia) | 976.29 mi (1,571.19 km) |
| Fort Smith to McMinnville (Oregon) | 1,653.41 mi (2,660.91 km) |
| Fort Smith to McMinnville (Tennessee) | 483.39 mi (777.94 km) |
| Fort Smith to McNair (Virginia) | 964.87 mi (1,552.81 km) |
| Fort Smith to McPherson (Kansas) | 276.89 mi (445.62 km) |
| Fort Smith to Mead Valley (California) | 1,304.72 mi (2,099.74 km) |
| Fort Smith to Meadow Woods (Florida) | 902.41 mi (1,452.29 km) |
| Fort Smith to Meadowbrook (Virginia) | 949.34 mi (1,527.81 km) |
| Fort Smith to Meadville (Pennsylvania) | 882.01 mi (1,419.45 km) |
| Fort Smith to Mebane (North Carolina) | 847.51 mi (1,363.94 km) |
| Fort Smith to Mechanicsville (Virginia) | 956.71 mi (1,539.68 km) |
| Fort Smith to Medford (Massachusetts) | 1,337.72 mi (2,152.85 km) |
