| Guadarrama to Marasesti | 1,604.96 mi (2,582.93 km) |
| Guadarrama to Marghita | 1,383.64 mi (2,226.76 km) |
| Guadarrama to Marginea | 1,549.73 mi (2,494.05 km) |
| Guadarrama to Matca | 1,619.49 mi (2,606.32 km) |
| Guadarrama to Medgidia | 1,656.43 mi (2,665.76 km) |
| Guadarrama to Media | 1,468.01 mi (2,362.53 km) |
| Guadarrama to Miercurea-Ciuc | 1,538.25 mi (2,475.58 km) |
| Guadarrama to Mioveni | 1,492.38 mi (2,401.75 km) |
| Guadarrama to Mizil | 1,565.72 mi (2,519.78 km) |
| Guadarrama to Moinesti | 1,571.00 mi (2,528.28 km) |
| Guadarrama to Moisei | 1,488.60 mi (2,395.66 km) |
| Guadarrama to Moldova Noua | 1,331.35 mi (2,142.60 km) |
| Guadarrama to Moreni | 1,526.81 mi (2,457.16 km) |
| Guadarrama to Motru | 1,395.67 mi (2,246.12 km) |
| Guadarrama to Murfatlar | 1,663.96 mi (2,677.89 km) |
