| Olesa de Montserrat to Marasesti | 1,294.34 mi (2,083.03 km) |
| Olesa de Montserrat to Marghita | 1,081.00 mi (1,739.70 km) |
| Olesa de Montserrat to Marginea | 1,247.18 mi (2,007.15 km) |
| Olesa de Montserrat to Matca | 1,308.74 mi (2,106.22 km) |
| Olesa de Montserrat to Medgidia | 1,341.71 mi (2,159.27 km) |
| Olesa de Montserrat to Media | 1,158.88 mi (1,865.03 km) |
| Olesa de Montserrat to Miercurea-Ciuc | 1,229.52 mi (1,978.72 km) |
| Olesa de Montserrat to Mioveni | 1,179.27 mi (1,897.85 km) |
| Olesa de Montserrat to Mizil | 1,252.64 mi (2,015.93 km) |
| Olesa de Montserrat to Moinesti | 1,262.38 mi (2,031.60 km) |
| Olesa de Montserrat to Moisei | 1,186.01 mi (1,908.69 km) |
| Olesa de Montserrat to Moldova Noua | 1,017.94 mi (1,638.22 km) |
| Olesa de Montserrat to Moreni | 1,213.71 mi (1,953.28 km) |
| Olesa de Montserrat to Motru | 1,082.33 mi (1,741.84 km) |
| Olesa de Montserrat to Murfatlar | 1,349.11 mi (2,171.18 km) |
