This is a list of the Unique Property Reference Numbers (UPRNs) in the HP4 1NX 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 |
|---|---|---|---|---|
| 10002012782 | Get address | Church Road | 51.810952 | -0.56068 |
| 10002013352 | Get address | Church Road | 51.8116 | -0.560732 |
| 10024925043 | Get address | 51.811575 | -0.560211 | |
| 10025234425 | Get address | 51.810146 | -0.559531 | |
| 10093315771 | Get address | Church Road | 51.810923 | -0.561319 |
| 100080674319 | Get address | Church Road | 51.811769 | -0.559871 |
| 100080674320 | Get address | Church Road | 51.811795 | -0.559797 |
| 100080674321 | Get address | Church Road | 51.811839 | -0.559695 |
| 100080674322 | Get address | Church Road | 51.811865 | -0.559621 |
| 100080674323 | Get address | Church Road | 51.811917 | -0.559503 |
| 100080674324 | Get address | Church Road | 51.811944 | -0.559459 |
| 100081183443 | Little Gaddesden Church of England Voluntary Aided Primary School, Church Road | Church Road | 51.811372 | -0.560536 |
| 200004050577 | Get address | Church Road | 51.811699 | -0.560018 |
| 200004058005 | Get address | Church Road | 51.811631 | -0.560383 |
| 200004058010 | Get address | Church Road | 51.810978 | -0.56065 |
| 200004058012 | Get address | 51.809866 | -0.559366 |