Map
General Information
| Postal Area | East Hertfordshire |
| Postcode | SG1 1AN |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Stevenage |
| Introduction Date | 1993-08-01 |
| Termination Date | 1999-06-01 |
| IMD 2025 | Decile 4 (most deprived = 1, least = 10) Rank 11,231 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.9010890 |
| Longitude | -0.1933390 |
| Easting | 524397 |
| Northing | 224047 |
| Quality | Postcode sector mean, (mainly PO Boxes) |