The CM21 9AW postcode was located in East Hertfordshire, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 1980-01 and terminated on 2003-07.
| Name | Type |
|---|---|
| OA21CD | E00119385 |
| LSOA21CD | E01023502 |
| MSOA21CD | E02004888 |
| MSOA21 | Sawbridgeworth |
| Postcode Area | CM21 |
| Ward | Sawbridgeworth |
| LTLA22 | East Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ 0.14903909014249328, 51.81196475093557 ] |