| Welling to Montijo | 925.93 mi (1,490.14 km) |
| Welling to Montilla | 986.27 mi (1,587.25 km) |
| Welling to Montmelo | 691.79 mi (1,113.34 km) |
| Welling to Montornes del Valles | 692.62 mi (1,114.66 km) |
| Welling to Montoro | 954.15 mi (1,535.55 km) |
| Welling to Monzon | 659.81 mi (1,061.86 km) |
| Welling to Mora | 834.72 mi (1,343.36 km) |
| Welling to Moralzarzal | 770.04 mi (1,239.27 km) |
| Welling to Moron de la Frontera | 1,027.32 mi (1,653.32 km) |
| Welling to Mostoles | 791.85 mi (1,274.36 km) |
| Welling to Motril | 1,031.79 mi (1,660.51 km) |
| Welling to Muchamiel | 901.78 mi (1,451.27 km) |
| Welling to Mula | 930.32 mi (1,497.20 km) |
| Welling to Munguia | 576.67 mi (928.06 km) |
| Welling to Murcia | 932.87 mi (1,501.30 km) |
