| Bar to Masquefa | 889.79 mi (1,431.97 km) |
| Bar to Matadepera | 878.01 mi (1,413.03 km) |
| Bar to Mazarron | 1,123.54 mi (1,808.17 km) |
| Bar to Meco | 1,165.12 mi (1,875.08 km) |
| Bar to Medina del Campo | 1,236.12 mi (1,989.34 km) |
| Bar to Medina Sidonia | 1,387.66 mi (2,233.22 km) |
| Bar to Mejorada del Campo | 1,170.61 mi (1,883.91 km) |
| Bar to Meliana | 1,030.13 mi (1,657.83 km) |
| Bar to Mengibar | 1,241.02 mi (1,997.22 km) |
| Bar to Merida | 1,349.25 mi (2,171.40 km) |
| Bar to Miajadas | 1,330.46 mi (2,141.17 km) |
| Bar to Mieres | 1,261.51 mi (2,030.21 km) |
| Bar to Miguelturra | 1,225.73 mi (1,972.62 km) |
| Bar to Mijas | 1,318.83 mi (2,122.45 km) |
| Bar to Miranda de Ebro | 1,121.87 mi (1,805.48 km) |
