The L21 1JN postcode was located in Sefton, Sefton postcode town, within North West, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1991-09 and terminated on 1995-07.
| Name | Type |
|---|---|
| OA21CD | E00035264 |
| LSOA21CD | E01006953 |
| MSOA21CD | E02001460 |
| MSOA21 | Seaforth North |
| Postcode Area | L21 |
| Ward | Church |
| LTLA22 | Sefton |
| UTLA22 | Sefton |
| Region | North West |
| Country | England |
| Co-ordinates | [ -3.0197534187713377, 53.46628186994943 ] |