| Sanlucar la Mayor to Marasesti | 1,808.01 mi (2,909.71 km) |
| Sanlucar la Mayor to Marghita | 1,599.10 mi (2,573.50 km) |
| Sanlucar la Mayor to Marginea | 1,765.20 mi (2,840.82 km) |
| Sanlucar la Mayor to Matca | 1,822.25 mi (2,932.63 km) |
| Sanlucar la Mayor to Medgidia | 1,848.57 mi (2,974.99 km) |
| Sanlucar la Mayor to Media | 1,674.15 mi (2,694.29 km) |
| Sanlucar la Mayor to Miercurea-Ciuc | 1,744.95 mi (2,808.23 km) |
| Sanlucar la Mayor to Mioveni | 1,690.02 mi (2,719.82 km) |
| Sanlucar la Mayor to Mizil | 1,763.20 mi (2,837.59 km) |
| Sanlucar la Mayor to Moinesti | 1,777.83 mi (2,861.14 km) |
| Sanlucar la Mayor to Moisei | 1,704.05 mi (2,742.41 km) |
| Sanlucar la Mayor to Moldova Noua | 1,528.79 mi (2,460.35 km) |
| Sanlucar la Mayor to Moreni | 1,724.37 mi (2,775.11 km) |
| Sanlucar la Mayor to Motru | 1,593.04 mi (2,563.74 km) |
| Sanlucar la Mayor to Murfatlar | 1,855.59 mi (2,986.29 km) |
