| Cuellar to Marasesti | 1,596.39 mi (2,569.15 km) |
| Cuellar to Marghita | 1,370.90 mi (2,206.25 km) |
| Cuellar to Marginea | 1,536.63 mi (2,472.96 km) |
| Cuellar to Matca | 1,611.00 mi (2,592.65 km) |
| Cuellar to Medgidia | 1,651.46 mi (2,657.77 km) |
| Cuellar to Media | 1,458.63 mi (2,347.44 km) |
| Cuellar to Miercurea-Ciuc | 1,528.51 mi (2,459.90 km) |
| Cuellar to Mioveni | 1,485.95 mi (2,391.40 km) |
| Cuellar to Mizil | 1,559.17 mi (2,509.25 km) |
| Cuellar to Moinesti | 1,561.14 mi (2,512.41 km) |
| Cuellar to Moisei | 1,475.62 mi (2,374.77 km) |
| Cuellar to Moldova Noua | 1,325.43 mi (2,133.07 km) |
| Cuellar to Moreni | 1,520.32 mi (2,446.71 km) |
| Cuellar to Motru | 1,389.59 mi (2,236.32 km) |
| Cuellar to Murfatlar | 1,659.15 mi (2,670.15 km) |
