| Waterloo to Mendota Heights (Minnesota) | 4,202.75 mi (6,763.67 km) |
| Waterloo to Menifee (California) | 5,608.04 mi (9,025.27 km) |
| Waterloo to Menlo Park (California) | 5,535.75 mi (8,908.92 km) |
| Waterloo to Menomonee Falls (Wisconsin) | 4,103.63 mi (6,604.15 km) |
| Waterloo to Menomonie (Wisconsin) | 4,158.84 mi (6,693.01 km) |
| Waterloo to Mentor (Ohio) | 3,912.55 mi (6,296.63 km) |
| Waterloo to Mequon (Wisconsin) | 4,094.44 mi (6,589.36 km) |
| Waterloo to Merced (California) | 5,496.90 mi (8,846.40 km) |
| Waterloo to Mercedes (Texas) | 5,339.74 mi (8,593.47 km) |
| Waterloo to Mercer Island (Washington) | 4,943.67 mi (7,956.07 km) |
| Waterloo to Mercerville (New Jersey) | 3,712.45 mi (5,974.62 km) |
| Waterloo to Meriden (Connecticut) | 3,578.90 mi (5,759.68 km) |
| Waterloo to Meridian (Idaho) | 5,015.13 mi (8,071.06 km) |
| Waterloo to Meridian (Mississippi) | 4,649.98 mi (7,483.42 km) |
| Waterloo to Merriam (Kansas) | 4,547.30 mi (7,318.17 km) |
