This is a list of the Unique Property Reference Numbers (UPRNs) in the SE21 8BN area. These are the unique identifiers for every addressable location in the postcode. Unfortunately the actual addresses are not freely available
| UPRN | Address | Road | Latitude | Longitude |
|---|---|---|---|---|
| 10009789113 | Get address | Ildersly Grove | 51.436465 | -0.089304 |
| 200003435674 | Get address | Alleyn Road | 51.436353 | -0.089036 |
| 200003435675 | Get address | Alleyn Crescent | 51.43613 | -0.088628 |
| 200003435676 | Get address | Alleyn Crescent | 51.436104 | -0.088686 |
| 200003435677 | Get address | Alleyn Crescent | 51.436078 | -0.088745 |
| 200003435678 | Get address | Alleyn Crescent | 51.436052 | -0.088803 |
| 200003435679 | Get address | Alleyn Road | 51.436026 | -0.088876 |
| 200003435680 | Get address | Alleyn Crescent | 51.436379 | -0.088977 |
| 200003435681 | Get address | Alleyn Crescent | 51.436405 | -0.088918 |
| 200003435682 | Get address | Alleyn Crescent | 51.436431 | -0.08886 |
| 200003435683 | Get address | Alleyn Crescent | 51.436448 | -0.088801 |
| 200003435684 | Get address | Alleyn Crescent | 51.436483 | -0.088728 |
| 200003435685 | Get address | Alleyn Crescent | 51.43619 | -0.088452 |
| 200003435686 | Get address | Alleyn Crescent | 51.436182 | -0.088496 |
| 200003435687 | Get address | Alleyn Crescent | 51.436156 | -0.088569 |