Map
General Information
| Postal Area | East Hertfordshire |
| Postcode | SG9 9TY |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | East Hertfordshire |
| Introduction Date | 1999-06-01 |
| Termination Date | 1999-12-01 |
Geographic Information
| Latitude | 51.9446160 |
| Longitude | -0.0252540 |
| Easting | 535829 |
| Northing | 229188 |
| Quality | Postcode sector mean, (mainly PO Boxes) |