| Cities | Distance |
|---|---|
| Harpenden to Torun | 801.03 mi (1,289.14 km) |
| Harpenden to Trzcianka | 711.93 mi (1,145.73 km) |
| Harpenden to Trzebiatow | 667.06 mi (1,073.53 km) |
| Harpenden to Trzebinia | 867.39 mi (1,395.94 km) |
| Harpenden to Trzebnica | 747.04 mi (1,202.25 km) |
| Harpenden to Tuchola | 769.67 mi (1,238.67 km) |
| Harpenden to Turek | 801.29 mi (1,289.56 km) |
| Harpenden to Tychy | 846.97 mi (1,363.06 km) |
| Harpenden to Ustka | 735.09 mi (1,183.01 km) |
| Harpenden to Ustron | 847.33 mi (1,363.65 km) |
| Harpenden to Ustrzyki Dolne | 1,014.58 mi (1,632.80 km) |
| Harpenden to Wabrzezno | 814.71 mi (1,311.15 km) |
| Harpenden to Wadowice | 873.44 mi (1,405.67 km) |
| Harpenden to Wagrowiec | 742.72 mi (1,195.29 km) |
| Harpenden to Walbrzych | 720.85 mi (1,160.10 km) |