| Glenn Dale to Magstadt | 4,096.32 mi (6,592.40 km) |
| Glenn Dale to Mainaschaff | 4,064.46 mi (6,541.12 km) |
| Glenn Dale to Mainburg | 4,214.22 mi (6,782.13 km) |
| Glenn Dale to Maintal | 4,049.56 mi (6,517.13 km) |
| Glenn Dale to Mainz | 4,031.52 mi (6,488.11 km) |
| Glenn Dale to Maisach | 4,206.88 mi (6,770.32 km) |
| Glenn Dale to Maisenhausen | 4,059.78 mi (6,533.58 km) |
| Glenn Dale to Malente | 4,002.23 mi (6,440.96 km) |
| Glenn Dale to Malsch | 4,066.29 mi (6,544.06 km) |
| Glenn Dale to Manching | 4,200.45 mi (6,759.96 km) |
| Glenn Dale to Mannheim | 4,053.93 mi (6,524.17 km) |
| Glenn Dale to Mansfeld | 4,110.53 mi (6,615.27 km) |
| Glenn Dale to Marbach am Neckar | 4,102.29 mi (6,602.00 km) |
| Glenn Dale to Marburg | 4,028.10 mi (6,482.59 km) |
| Glenn Dale to Marienberg | 4,205.90 mi (6,768.75 km) |
