| Hardenberg to Mechernich | 135.89 mi (218.70 km) |
| Hardenberg to Meckenbeuren | 360.60 mi (580.33 km) |
| Hardenberg to Meckenheim | 134.68 mi (216.75 km) |
| Hardenberg to Meerane | 276.84 mi (445.53 km) |
| Hardenberg to Meerbusch | 89.85 mi (144.59 km) |
| Hardenberg to Meine | 165.30 mi (266.02 km) |
| Hardenberg to Meinerzhagen | 109.18 mi (175.70 km) |
| Hardenberg to Meiningen | 214.57 mi (345.31 km) |
| Hardenberg to Meissen | 308.37 mi (496.28 km) |
| Hardenberg to Meitingen | 334.43 mi (538.22 km) |
| Hardenberg to Melle | 76.82 mi (123.63 km) |
| Hardenberg to Melsungen | 159.61 mi (256.87 km) |
| Hardenberg to Memmelsdorf | 261.24 mi (420.43 km) |
| Hardenberg to Memmingen | 353.25 mi (568.50 km) |
| Hardenberg to Mendig | 154.14 mi (248.07 km) |
