| Cities | Distance |
|---|---|
| Harpenden to Mengen | 502.58 mi (808.83 km) |
| Harpenden to Meppen | 328.80 mi (529.16 km) |
| Harpenden to Merchweiler | 366.57 mi (589.93 km) |
| Harpenden to Mering | 559.02 mi (899.66 km) |
| Harpenden to Merseburg | 530.31 mi (853.46 km) |
| Harpenden to Merzenich | 304.70 mi (490.37 km) |
| Harpenden to Merzig | 346.26 mi (557.25 km) |
| Harpenden to Meschede | 371.94 mi (598.57 km) |
| Harpenden to Messkirch | 496.64 mi (799.27 km) |
| Harpenden to Messstetten | 483.50 mi (778.12 km) |
| Harpenden to Mettingen | 346.97 mi (558.40 km) |
| Harpenden to Mettlach | 344.04 mi (553.67 km) |
| Harpenden to Mettmann | 316.87 mi (509.95 km) |
| Harpenden to Metzingen | 482.44 mi (776.41 km) |
| Harpenden to Meuselwitz | 546.87 mi (880.10 km) |