| Harpenden to Werlte | 346.49 mi (557.62 km) |
| Harpenden to Wermelskirchen | 328.77 mi (529.10 km) |
| Harpenden to Wernau | 482.38 mi (776.32 km) |
| Harpenden to Werne an der Lippe | 340.93 mi (548.67 km) |
| Harpenden to Werneck | 472.30 mi (760.09 km) |
| Harpenden to Werneuchen | 597.85 mi (962.15 km) |
| Harpenden to Wernigerode | 475.15 mi (764.68 km) |
| Harpenden to Wertheim | 453.75 mi (730.24 km) |
| Harpenden to Werther | 373.49 mi (601.07 km) |
| Harpenden to Wertingen | 537.09 mi (864.36 km) |
| Harpenden to Wesel | 298.32 mi (480.10 km) |
| Harpenden to Wesseling | 323.39 mi (520.45 km) |
| Harpenden to Westerkappeln | 351.19 mi (565.19 km) |
| Harpenden to Westerland | 415.67 mi (668.96 km) |
| Harpenden to Westerstede | 361.13 mi (581.17 km) |
