| Gretz-Armainvilliers to Masquefa | 502.06 mi (807.99 km) |
| Gretz-Armainvilliers to Matadepera | 494.36 mi (795.59 km) |
| Gretz-Armainvilliers to Mazarron | 796.15 mi (1,281.29 km) |
| Gretz-Armainvilliers to Meco | 638.83 mi (1,028.10 km) |
| Gretz-Armainvilliers to Medina del Campo | 634.87 mi (1,021.73 km) |
| Gretz-Armainvilliers to Medina Sidonia | 953.94 mi (1,535.22 km) |
| Gretz-Armainvilliers to Mejorada del Campo | 649.98 mi (1,046.05 km) |
| Gretz-Armainvilliers to Meliana | 654.57 mi (1,053.43 km) |
| Gretz-Armainvilliers to Mengibar | 812.93 mi (1,308.28 km) |
| Gretz-Armainvilliers to Merida | 815.21 mi (1,311.96 km) |
| Gretz-Armainvilliers to Miajadas | 793.07 mi (1,276.31 km) |
| Gretz-Armainvilliers to Mieres | 556.86 mi (896.18 km) |
| Gretz-Armainvilliers to Miguelturra | 752.28 mi (1,210.68 km) |
| Gretz-Armainvilliers to Mijas | 917.51 mi (1,476.60 km) |
| Gretz-Armainvilliers to Miranda de Ebro | 499.63 mi (804.08 km) |
