| Horb am Neckar to Marsciano | 420.38 mi (676.54 km) |
| Horb am Neckar to Martano | 740.53 mi (1,191.77 km) |
| Horb am Neckar to Martellago | 258.39 mi (415.84 km) |
| Horb am Neckar to Martina Franca | 682.69 mi (1,098.69 km) |
| Horb am Neckar to Martinengo | 205.00 mi (329.92 km) |
| Horb am Neckar to Martinsicuro | 459.48 mi (739.46 km) |
| Horb am Neckar to Mascali | 807.91 mi (1,300.21 km) |
| Horb am Neckar to Mascalucia | 816.71 mi (1,314.37 km) |
| Horb am Neckar to Masera di Padova | 263.04 mi (423.33 km) |
| Horb am Neckar to Maserada sul Piave | 252.45 mi (406.28 km) |
| Horb am Neckar to Massa | 312.52 mi (502.95 km) |
| Horb am Neckar to Massa Lombarda | 313.53 mi (504.58 km) |
| Horb am Neckar to Massafra | 682.78 mi (1,098.83 km) |
| Horb am Neckar to Massalubrense | 608.08 mi (978.61 km) |
| Horb am Neckar to Massarosa | 325.95 mi (524.56 km) |
