| Cities | Distance |
|---|---|
| Harpenden to Arcore | 612.87 mi (986.32 km) |
| Harpenden to Ardea | 930.13 mi (1,496.90 km) |
| Harpenden to Arenzano | 659.29 mi (1,061.03 km) |
| Harpenden to Arese | 609.10 mi (980.25 km) |
| Harpenden to Arezzo | 808.74 mi (1,301.54 km) |
| Harpenden to Argelato | 733.74 mi (1,180.83 km) |
| Harpenden to Argenta | 748.15 mi (1,204.03 km) |
| Harpenden to Ariano Irpino | 1,036.40 mi (1,667.92 km) |
| Harpenden to Ariccia | 928.17 mi (1,493.75 km) |
| Harpenden to Arluno | 607.47 mi (977.63 km) |
| Harpenden to Arona | 582.25 mi (937.04 km) |
| Harpenden to Artena | 935.03 mi (1,504.79 km) |
| Harpenden to Arzachena | 872.85 mi (1,404.71 km) |
| Harpenden to Arzano | 1,022.43 mi (1,645.45 km) |
| Harpenden to Arzignano | 686.96 mi (1,105.55 km) |