| Guadarrama to Luzzara | 803.82 mi (1,293.62 km) |
| Guadarrama to Luzzi | 1,078.19 mi (1,735.17 km) |
| Guadarrama to Macerata | 917.21 mi (1,476.11 km) |
| Guadarrama to Macerata Campania | 957.66 mi (1,541.21 km) |
| Guadarrama to Macomer | 676.57 mi (1,088.84 km) |
| Guadarrama to Maddaloni | 963.90 mi (1,551.25 km) |
| Guadarrama to Magenta | 732.10 mi (1,178.21 km) |
| Guadarrama to Magione | 853.39 mi (1,373.40 km) |
| Guadarrama to Maglie | 1,166.88 mi (1,877.91 km) |
| Guadarrama to Magnago | 731.96 mi (1,177.97 km) |
| Guadarrama to Malalbergo | 839.47 mi (1,350.99 km) |
| Guadarrama to Malnate | 741.61 mi (1,193.50 km) |
| Guadarrama to Malo | 851.57 mi (1,370.46 km) |
| Guadarrama to Mandello del Lario | 763.94 mi (1,229.45 km) |
| Guadarrama to Manduria | 1,137.89 mi (1,831.25 km) |
