The HP23 5SY postcode was located in Dacorum, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1992-01 and terminated on 1992-12.
| Name | Type |
|---|---|
| OA21CD | E00118638 |
| LSOA21CD | E01023352 |
| MSOA21CD | E02004859 |
| MSOA21 | Tring East, Wigginton & Aldbury |
| Postcode Area | HP23 |
| Ward | Aldbury and Wigginton |
| LTLA22 | Dacorum |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.6050039165051188, 51.79566946903109 ] |