| Campbell to McKeesport (Pennsylvania) | 2,255.62 mi (3,630.07 km) |
| Campbell to McKinleyville (California) | 278.02 mi (447.43 km) |
| Campbell to McKinney (Texas) | 1,449.95 mi (2,333.47 km) |
| Campbell to McLean (Virginia) | 2,411.35 mi (3,880.70 km) |
| Campbell to McMinnville (Oregon) | 551.71 mi (887.89 km) |
| Campbell to McMinnville (Tennessee) | 2,000.28 mi (3,219.14 km) |
| Campbell to McNair (Virginia) | 2,399.81 mi (3,862.13 km) |
| Campbell to McPherson (Kansas) | 1,324.14 mi (2,130.99 km) |
| Campbell to Mead Valley (California) | 354.29 mi (570.18 km) |
| Campbell to Meadow Woods (Florida) | 2,417.00 mi (3,889.79 km) |
| Campbell to Meadowbrook (Virginia) | 2,419.52 mi (3,893.85 km) |
| Campbell to Meadville (Pennsylvania) | 2,228.36 mi (3,586.20 km) |
| Campbell to Mebane (North Carolina) | 2,346.07 mi (3,775.63 km) |
| Campbell to Mechanicsville (Virginia) | 2,422.62 mi (3,898.83 km) |
| Campbell to Medford (Massachusetts) | 2,679.90 mi (4,312.87 km) |
