The WA10 3NN 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 1994-12 and terminated on 1996-12.
| Name | Type |
|---|---|
| OA21CD | E00035015 |
| LSOA21CD | E01006903 |
| MSOA21CD | E02006935 |
| MSOA21 | Thatto Heath |
| Postcode Area | WA10 |
| Ward | Thatto Heath |
| LTLA22 | St. Helens |
| UTLA22 | St. Helens |
| Region | North West |
| Country | England |
| Co-ordinates | [ -2.7646617395566793, 53.43762552468154 ] |