The WD18 9YA postcode was located in Three Rivers, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Large User postcode introduced in 2000-12 and terminated on 2005-07.
| Name | Type |
|---|---|
| OA21CD | E00121054 |
| LSOA21CD | E01023841 |
| MSOA21CD | E02004966 |
| MSOA21 | Moor Park & Batchworth |
| Postcode Area | WD18 |
| Ward | Moor Park & Eastbury |
| LTLA22 | Three Rivers |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.4336332973460551, 51.6392193419505 ] |