| Round Rock to Marly-le-Roi | 5,067.95 mi (8,156.08 km) |
| Round Rock to Marmande | 5,126.53 mi (8,250.35 km) |
| Round Rock to Maromme | 5,006.26 mi (8,056.79 km) |
| Round Rock to Marquette-les-Lille | 5,048.25 mi (8,124.38 km) |
| Round Rock to Marseille | 5,393.21 mi (8,679.53 km) |
| Round Rock to Martigues | 5,375.44 mi (8,650.93 km) |
| Round Rock to Massy | 5,079.46 mi (8,174.59 km) |
| Round Rock to Maubeuge | 5,096.41 mi (8,201.88 km) |
| Round Rock to Mauguio | 5,323.10 mi (8,566.71 km) |
| Round Rock to Mauleon | 5,011.39 mi (8,065.05 km) |
| Round Rock to Maurepas | 5,065.29 mi (8,151.80 km) |
| Round Rock to Maxeville | 5,235.16 mi (8,425.18 km) |
| Round Rock to Mayenne | 4,975.05 mi (8,006.57 km) |
| Round Rock to Mazamet | 5,256.18 mi (8,459.01 km) |
| Round Rock to Meaux | 5,096.81 mi (8,202.53 km) |
