| Suffolk to McHenry (Illinois) | 732.37 mi (1,178.63 km) |
| Suffolk to McKeesport (Pennsylvania) | 305.70 mi (491.97 km) |
| Suffolk to McKinleyville (California) | 2,539.54 mi (4,086.99 km) |
| Suffolk to McKinney (Texas) | 1,157.32 mi (1,862.53 km) |
| Suffolk to McLean (Virginia) | 158.26 mi (254.70 km) |
| Suffolk to McMinnville (Oregon) | 2,463.40 mi (3,964.46 km) |
| Suffolk to McMinnville (Tennessee) | 514.28 mi (827.66 km) |
| Suffolk to McNair (Virginia) | 161.46 mi (259.85 km) |
| Suffolk to McPherson (Kansas) | 1,155.03 mi (1,858.85 km) |
| Suffolk to Mead Valley (California) | 2,284.42 mi (3,676.42 km) |
| Suffolk to Meadow Woods (Florida) | 637.00 mi (1,025.15 km) |
| Suffolk to Meadowbrook (Virginia) | 68.50 mi (110.25 km) |
| Suffolk to Meadville (Pennsylvania) | 390.26 mi (628.06 km) |
| Suffolk to Mebane (North Carolina) | 152.43 mi (245.31 km) |
| Suffolk to Mechanicsville (Virginia) | 75.45 mi (121.43 km) |
