| Clausthal-Zellerfeld to Manfredonia | 750.32 mi (1,207.52 km) |
| Clausthal-Zellerfeld to Maniago | 404.19 mi (650.49 km) |
| Clausthal-Zellerfeld to Mantova | 459.84 mi (740.05 km) |
| Clausthal-Zellerfeld to Maranello | 503.02 mi (809.53 km) |
| Clausthal-Zellerfeld to Marano di Napoli | 775.20 mi (1,247.56 km) |
| Clausthal-Zellerfeld to Marano Vicentino | 424.75 mi (683.58 km) |
| Clausthal-Zellerfeld to Marcianise | 767.53 mi (1,235.22 km) |
| Clausthal-Zellerfeld to Marcon | 441.03 mi (709.77 km) |
| Clausthal-Zellerfeld to Mareno di Piave | 422.12 mi (679.34 km) |
| Clausthal-Zellerfeld to Margherita di Savoia | 771.64 mi (1,241.84 km) |
| Clausthal-Zellerfeld to Mariano Comense | 425.05 mi (684.06 km) |
| Clausthal-Zellerfeld to Marigliano | 776.02 mi (1,248.89 km) |
| Clausthal-Zellerfeld to Marino | 702.19 mi (1,130.07 km) |
| Clausthal-Zellerfeld to Marostica | 422.93 mi (680.65 km) |
| Clausthal-Zellerfeld to Marsala | 973.13 mi (1,566.10 km) |
