| Republic to Mancha Real | 4,710.20 mi (7,580.33 km) |
| Republic to Manilva | 4,682.12 mi (7,535.14 km) |
| Republic to Manises | 4,795.20 mi (7,717.13 km) |
| Republic to Manlleu | 4,824.30 mi (7,763.96 km) |
| Republic to Manresa | 4,814.61 mi (7,748.37 km) |
| Republic to Manzanares | 4,678.69 mi (7,529.63 km) |
| Republic to Manzanares el Real | 4,596.34 mi (7,397.10 km) |
| Republic to Maracena | 4,730.04 mi (7,612.27 km) |
| Republic to Marbella | 4,694.95 mi (7,555.79 km) |
| Republic to Marchena | 4,640.95 mi (7,468.89 km) |
| Republic to Marin | 4,321.50 mi (6,954.79 km) |
| Republic to Marratxi | 4,933.18 mi (7,939.18 km) |
| Republic to Martorell | 4,828.33 mi (7,770.45 km) |
| Republic to Martos | 4,696.03 mi (7,557.54 km) |
| Republic to Masamagrell | 4,797.48 mi (7,720.79 km) |
