The SG6 4HD postcode was located in North 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 1990-12.
| Name | Type |
|---|---|
| OA21CD | E00120105 |
| LSOA21CD | E01023649 |
| MSOA21CD | E02004915 |
| MSOA21 | Letchworth Wilbury |
| Postcode Area | SG6 |
| Ward | Letchworth Wilbury |
| LTLA22 | North Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.2323697964800537, 51.97948746008403 ] |