The AL9 7HL postcode was located in Welwyn Hatfield, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1987-04 and terminated on 1996-12.
| Name | Type |
|---|---|
| OA21CD | E00121398 |
| LSOA21CD | E01023909 |
| MSOA21CD | E02004994 |
| MSOA21 | Brookmans Park |
| Postcode Area | AL9 |
| Ward | Brookmans Park and Little Heath |
| LTLA22 | Welwyn Hatfield |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.1817477623132735, 51.71884805608085 ] |