| Rio Grande City to Magstadt | 5,608.06 mi (9,025.30 km) |
| Rio Grande City to Mainaschaff | 5,569.43 mi (8,963.13 km) |
| Rio Grande City to Mainburg | 5,721.18 mi (9,207.34 km) |
| Rio Grande City to Maintal | 5,554.06 mi (8,938.39 km) |
| Rio Grande City to Mainz | 5,537.99 mi (8,912.53 km) |
| Rio Grande City to Maisach | 5,717.05 mi (9,200.71 km) |
| Rio Grande City to Maisenhausen | 5,564.73 mi (8,955.56 km) |
| Rio Grande City to Malente | 5,476.66 mi (8,813.83 km) |
| Rio Grande City to Malsch | 5,578.42 mi (8,977.60 km) |
| Rio Grande City to Manching | 5,707.61 mi (9,185.50 km) |
| Rio Grande City to Mannheim | 5,562.71 mi (8,952.32 km) |
| Rio Grande City to Mansfeld | 5,600.98 mi (9,013.91 km) |
| Rio Grande City to Marbach am Neckar | 5,612.55 mi (9,032.53 km) |
| Rio Grande City to Marburg | 5,528.91 mi (8,897.92 km) |
| Rio Grande City to Marienberg | 5,698.64 mi (9,171.07 km) |
