| Rio Grande City to Marly-le-Roi | 5,327.82 mi (8,574.29 km) |
| Rio Grande City to Marmande | 5,374.24 mi (8,649.00 km) |
| Rio Grande City to Maromme | 5,266.75 mi (8,476.01 km) |
| Rio Grande City to Marquette-les-Lille | 5,312.75 mi (8,550.04 km) |
| Rio Grande City to Marseille | 5,642.90 mi (9,081.38 km) |
| Rio Grande City to Martigues | 5,625.07 mi (9,052.68 km) |
| Rio Grande City to Massy | 5,339.15 mi (8,592.53 km) |
| Rio Grande City to Maubeuge | 5,360.69 mi (8,627.20 km) |
| Rio Grande City to Mauguio | 5,572.23 mi (8,967.63 km) |
| Rio Grande City to Mauleon | 5,264.46 mi (8,472.33 km) |
| Rio Grande City to Maurepas | 5,324.81 mi (8,569.45 km) |
| Rio Grande City to Maxeville | 5,497.78 mi (8,847.82 km) |
| Rio Grande City to Mayenne | 5,231.60 mi (8,419.44 km) |
| Rio Grande City to Mazamet | 5,503.39 mi (8,856.85 km) |
| Rio Grande City to Meaux | 5,357.48 mi (8,622.02 km) |
