The PO21 3SX postcode was located in Arun, West Sussex postcode town, within South East, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1995-01 and terminated on 1996-12.
| Name | Type |
|---|---|
| OA21CD | E00160001 |
| LSOA21CD | E01031380 |
| MSOA21CD | E02006559 |
| MSOA21 | Aldwick |
| Postcode Area | PO21 |
| Ward | Aldwick East |
| LTLA22 | Arun |
| UTLA22 | West Sussex |
| Region | South East |
| Country | England |
| Co-ordinates | [ -0.704876650141397, 50.78248187063534 ] |