| Cumberland to McKeesport (Pennsylvania) | 74.68 mi (120.18 km) |
| Cumberland to McKinleyville (California) | 2,363.13 mi (3,803.09 km) |
| Cumberland to McKinney (Texas) | 1,088.21 mi (1,751.31 km) |
| Cumberland to McLean (Virginia) | 96.88 mi (155.92 km) |
| Cumberland to McMinnville (Oregon) | 2,268.95 mi (3,651.52 km) |
| Cumberland to McMinnville (Tennessee) | 471.53 mi (758.86 km) |
| Cumberland to McNair (Virginia) | 86.75 mi (139.62 km) |
| Cumberland to McPherson (Kansas) | 1,016.75 mi (1,636.30 km) |
| Cumberland to Mead Valley (California) | 2,153.70 mi (3,466.04 km) |
| Cumberland to Meadow Woods (Florida) | 793.35 mi (1,276.78 km) |
| Cumberland to Meadowbrook (Virginia) | 168.44 mi (271.08 km) |
| Cumberland to Meadville (Pennsylvania) | 155.94 mi (250.96 km) |
| Cumberland to Mebane (North Carolina) | 248.00 mi (399.12 km) |
| Cumberland to Mechanicsville (Virginia) | 159.08 mi (256.01 km) |
| Cumberland to Medford (Massachusetts) | 442.06 mi (711.42 km) |
