| Horb am Neckar to Manfredonia | 587.62 mi (945.69 km) |
| Horb am Neckar to Maniago | 245.62 mi (395.28 km) |
| Horb am Neckar to Mantova | 247.97 mi (399.08 km) |
| Horb am Neckar to Maranello | 289.40 mi (465.74 km) |
| Horb am Neckar to Marano di Napoli | 586.66 mi (944.13 km) |
| Horb am Neckar to Marano Vicentino | 229.38 mi (369.15 km) |
| Horb am Neckar to Marcianise | 581.03 mi (935.08 km) |
| Horb am Neckar to Marcon | 262.25 mi (422.06 km) |
| Horb am Neckar to Mareno di Piave | 248.90 mi (400.57 km) |
| Horb am Neckar to Margherita di Savoia | 609.65 mi (981.13 km) |
| Horb am Neckar to Mariano Comense | 191.09 mi (307.53 km) |
| Horb am Neckar to Marigliano | 590.70 mi (950.64 km) |
| Horb am Neckar to Marino | 500.34 mi (805.22 km) |
| Horb am Neckar to Marostica | 232.84 mi (374.72 km) |
| Horb am Neckar to Marsala | 759.23 mi (1,221.87 km) |
