This is a list of the Unique Property Reference Numbers (UPRNs) in the AL3 6AX area. These are the unique identifiers for every addressable location in the postcode. Unfortunately the actual addresses are not freely available. There are 21 UPRNs in the AL3 6AX postcode.
| UPRN | Address | Road | Latitude | Longitude |
|---|---|---|---|---|
| 10001062480 | Get address | Old Harpenden Road | 51.7676 | -0.333804 |
| 100080860630 | Get address | Old Harpenden Road | 51.766399 | -0.334689 |
| 100080860631 | Get address | Old Harpenden Road | 51.766451 | -0.334571 |
| 100080860632 | Get address | Old Harpenden Road | 51.766504 | -0.334482 |
| 100080860633 | Get address | Old Harpenden Road | 51.766645 | -0.334259 |
| 100080860634 | Get address | Old Harpenden Road | 51.766697 | -0.334185 |
| 100080860635 | Get address | Old Harpenden Road | 51.76675 | -0.334096 |
| 100080860636 | Get address | Old Harpenden Road | 51.766776 | -0.334037 |
| 100080860637 | Get address | Old Harpenden Road | 51.766838 | -0.333962 |
| 100080860638 | Get address | Old Harpenden Road | 51.766882 | -0.333859 |
| 100080860639 | Get address | Old Harpenden Road | 51.767013 | -0.333623 |
| 100080860640 | Get address | Old Harpenden Road | 51.766934 | -0.333756 |
| 100080860641 | Get address | Old Harpenden Road | 51.767066 | -0.333519 |
| 100080860643 | Get address | Old Harpenden Road | 51.767458 | -0.333316 |
| 100080860644 | Get address | Old Harpenden Road | 51.767511 | -0.333851 |
| 100080860645 | Get address | Old Harpenden Road | 51.767421 | -0.333883 |
| 100080860646 | Get address | Old Harpenden Road | 51.76735 | -0.333914 |
| 100081134691 | Get address | Old Harpenden Road | 51.766205 | -0.334942 |
| 200001919560 | Get address | Old Harpenden Road | 51.766918 | -0.333872 |
| 200001928510 | Get address | Old Harpenden Road | 51.766565 | -0.334393 |
| 200003641803 | Get address | Old Harpenden Road | 51.766323 | -0.335068 |