| Rio Grande City to Mels | 5,685.56 mi (9,150.03 km) |
| Rio Grande City to Mendrisio | 5,709.64 mi (9,188.77 km) |
| Rio Grande City to Meyrin | 5,576.14 mi (8,973.93 km) |
| Rio Grande City to Mohlin | 5,604.28 mi (9,019.22 km) |
| Rio Grande City to Monthey | 5,611.96 mi (9,031.58 km) |
| Rio Grande City to Montreux | 5,604.39 mi (9,019.39 km) |
| Rio Grande City to Morges | 5,584.26 mi (8,986.99 km) |
| Rio Grande City to Munchenstein | 5,596.41 mi (9,006.56 km) |
| Rio Grande City to Muri | 5,610.84 mi (9,029.78 km) |
| Rio Grande City to Muttenz | 5,597.77 mi (9,008.73 km) |
| Rio Grande City to Naters | 5,652.56 mi (9,096.91 km) |
| Rio Grande City to Neuchatel | 5,585.98 mi (8,989.76 km) |
| Rio Grande City to Neuenhof | 5,627.68 mi (9,056.88 km) |
| Rio Grande City to Neuhausen am Rheinfall | 5,631.08 mi (9,062.34 km) |
| Rio Grande City to Niederhasli | 5,632.80 mi (9,065.12 km) |
