The AL1 1DN postcode was located in St Albans, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1993-01 and terminated on 1994-12.
| Name | Type |
|---|---|
| OA21CD | E00120547 |
| LSOA21CD | E01023741 |
| MSOA21CD | E02004940 |
| MSOA21 | Cottonmill & Sopwell |
| Postcode Area | AL1 |
| Ward | Sopwell |
| LTLA22 | St Albans |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.3300523377226702, 51.74083185390087 ] |