| Harpenden to Atca | 1,681.24 mi (2,705.69 km) |
| Harpenden to Avanos | 1,910.65 mi (3,074.90 km) |
| Harpenden to Avcilar | 1,560.00 mi (2,510.57 km) |
| Harpenden to Avsallar | 1,888.57 mi (3,039.36 km) |
| Harpenden to Ayas | 1,750.39 mi (2,816.99 km) |
| Harpenden to Aybasti | 1,933.60 mi (3,111.84 km) |
| Harpenden to Aydin | 1,668.44 mi (2,685.09 km) |
| Harpenden to Aydincik | 1,967.14 mi (3,165.81 km) |
| Harpenden to Aydincik | 1,867.54 mi (3,005.52 km) |
| Harpenden to Ayvacik | 1,528.79 mi (2,460.35 km) |
| Harpenden to Ayvacik | 1,888.30 mi (3,038.92 km) |
| Harpenden to Ayvalik | 1,553.46 mi (2,500.06 km) |
| Harpenden to Babaeski | 1,474.25 mi (2,372.58 km) |
| Harpenden to Bafra | 1,835.17 mi (2,953.41 km) |
| Harpenden to Bagcilar | 1,563.14 mi (2,515.63 km) |
