| Harpenden to Zilina | 855.03 mi (1,376.03 km) |
| Harpenden to Zlate Moravce | 861.56 mi (1,386.55 km) |
| Harpenden to Zvolen | 886.98 mi (1,427.45 km) |
| Harpenden to Ajdovscina | 765.05 mi (1,231.24 km) |
| Harpenden to Ankaran | 771.68 mi (1,241.90 km) |
| Harpenden to Apace | 811.90 mi (1,306.62 km) |
| Harpenden to Beltinci | 828.17 mi (1,332.81 km) |
| Harpenden to Benedikt | 814.12 mi (1,310.19 km) |
| Harpenden to Bistrica ob Sotli | 826.17 mi (1,329.60 km) |
| Harpenden to Bled | 753.14 mi (1,212.06 km) |
| Harpenden to Bohinjska Bistrica | 750.67 mi (1,208.08 km) |
| Harpenden to Borovnica | 780.80 mi (1,256.58 km) |
| Harpenden to Bovec | 732.63 mi (1,179.06 km) |
| Harpenden to Braslovce | 792.52 mi (1,275.44 km) |
| Harpenden to Brezice | 829.44 mi (1,334.85 km) |
