Map
General Information
| Postal Area | East Hertfordshire |
| Postcode | SG1 1ZS |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Stevenage |
| Introduction Date | 2003-03-01 |
| Termination Date | 2004-05-01 |
Geographic Information
| Latitude | 51.9024770 |
| Longitude | -0.2012200 |
| Easting | 523851 |
| Northing | 224188 |
| Quality | Imputed by ONS, by reference to surrounding postcode grid references |