| Abertillery to Montijo | 901.56 mi (1,450.92 km) |
| Abertillery to Montilla | 980.17 mi (1,577.44 km) |
| Abertillery to Montmelo | 747.41 mi (1,202.85 km) |
| Abertillery to Montornes del Valles | 748.36 mi (1,204.37 km) |
| Abertillery to Montoro | 949.44 mi (1,527.98 km) |
| Abertillery to Monzon | 696.22 mi (1,120.46 km) |
| Abertillery to Mora | 832.87 mi (1,340.38 km) |
| Abertillery to Moralzarzal | 764.87 mi (1,230.93 km) |
| Abertillery to Moron de la Frontera | 1,015.65 mi (1,634.52 km) |
| Abertillery to Mostoles | 788.22 mi (1,268.51 km) |
| Abertillery to Motril | 1,035.19 mi (1,665.98 km) |
| Abertillery to Muchamiel | 929.18 mi (1,495.38 km) |
| Abertillery to Mula | 949.09 mi (1,527.41 km) |
| Abertillery to Munguia | 578.83 mi (931.53 km) |
| Abertillery to Murcia | 954.55 mi (1,536.20 km) |
