| Boppard to Mendota Heights (Minnesota) | 4,335.11 mi (6,976.68 km) |
| Boppard to Menifee (California) | 5,731.05 mi (9,223.24 km) |
| Boppard to Menlo Park (California) | 5,650.86 mi (9,094.18 km) |
| Boppard to Menomonee Falls (Wisconsin) | 4,240.03 mi (6,823.67 km) |
| Boppard to Menomonie (Wisconsin) | 4,291.89 mi (6,907.14 km) |
| Boppard to Mentor (Ohio) | 4,052.82 mi (6,522.38 km) |
| Boppard to Mequon (Wisconsin) | 4,230.84 mi (6,808.88 km) |
| Boppard to Merced (California) | 5,613.91 mi (9,034.71 km) |
| Boppard to Mercedes (Texas) | 5,480.53 mi (8,820.05 km) |
| Boppard to Mercer Island (Washington) | 5,050.00 mi (8,127.18 km) |
| Boppard to Mercerville (New Jersey) | 3,855.48 mi (6,204.80 km) |
| Boppard to Meriden (Connecticut) | 3,721.87 mi (5,989.78 km) |
| Boppard to Meridian (Idaho) | 5,130.91 mi (8,257.41 km) |
| Boppard to Meridian (Mississippi) | 4,791.93 mi (7,711.86 km) |
| Boppard to Merriam (Kansas) | 4,683.12 mi (7,536.75 km) |
