The SG6 4SD postcode was located in North Hertfordshire, Hertfordshire postcode town, within East of England, England region.
It is now a terminated postcode, it was a Small User postcode introduced in 1980-01 and terminated on 1996-06.
| Name | Type |
|---|---|
| OA21CD | E00120037 |
| LSOA21CD | E01023637 |
| MSOA21CD | E02004911 |
| MSOA21 | Letchworth Grange |
| Postcode Area | SG6 |
| Ward | Letchworth Grange |
| LTLA22 | North Hertfordshire |
| UTLA22 | Hertfordshire |
| Region | East of England |
| Country | England |
| Co-ordinates | [ -0.23333003474289862, 51.99209031136931 ] |