The CM4 9AU postcode was located in Brentwood, Essex postcode town, within East of England, England region.
It is now a terminated postcode, it was a Small User postcode introduced in 1994-12 and terminated on 2022-07.
| Name | Type |
|---|---|
| OA21CD | E00109029 |
| LSOA21CD | E01021460 |
| MSOA21CD | E02004465 |
| MSOA21 | Ingatestone & Mountnessing |
| Postcode Area | CM4 |
| Ward | Ingatestone, Fryerning and Mountnessing |
| LTLA22 | Brentwood |
| UTLA22 | Essex |
| Region | East of England |
| Country | England |
| Co-ordinates | [ 0.3657413605306649, 51.6588274259086 ] |