The WA12 9YA postcode was located in St. Helens, St. Helens postcode town, within North West, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 2001-12 and terminated on 2003-10.
| Name | Type |
|---|---|
| OA21CD | E00034810 |
| LSOA21CD | E01006867 |
| MSOA21CD | E02001415 |
| MSOA21 | Earlestown North |
| Postcode Area | WA12 |
| Ward | Newton-le-Willows West |
| LTLA22 | St. Helens |
| UTLA22 | St. Helens |
| Region | North West |
| Country | England |
| Co-ordinates | [ -2.639257526681389, 53.456025398787276 ] |