| Portchester to Montijo | 866.63 mi (1,394.71 km) |
| Portchester to Montilla | 932.18 mi (1,500.20 km) |
| Portchester to Montmelo | 661.43 mi (1,064.47 km) |
| Portchester to Montornes del Valles | 662.32 mi (1,065.91 km) |
| Portchester to Montoro | 900.42 mi (1,449.08 km) |
| Portchester to Monzon | 620.27 mi (998.22 km) |
| Portchester to Mora | 781.56 mi (1,257.80 km) |
| Portchester to Moralzarzal | 715.63 mi (1,151.69 km) |
| Portchester to Moron de la Frontera | 971.66 mi (1,563.74 km) |
| Portchester to Mostoles | 737.99 mi (1,187.68 km) |
| Portchester to Motril | 980.83 mi (1,578.50 km) |
| Portchester to Muchamiel | 859.35 mi (1,382.99 km) |
| Portchester to Mula | 884.59 mi (1,423.61 km) |
| Portchester to Munguia | 523.62 mi (842.69 km) |
| Portchester to Murcia | 888.26 mi (1,429.51 km) |
