Map
General Information
| Postal Area | Southend-on-Sea |
| Postcode | SS99 6PP |
| User Type | Large (more than 25 items of mail per day) |
| Region | East of England |
| Country | England |
| Local authority | Southend-on-Sea |
| Introduction Date | 1995-12-01 |
| Termination Date | 2021-06-01 |
| IMD 2025 | Decile 1 (most deprived = 1, least = 10) Rank 2,857 of 33,755 English Indices of Deprivation 2025 |
Geographic Information
| Latitude | 51.5398460 |
| Longitude | 0.7231850 |
| Easting | 588945 |
| Northing | 185842 |
| Quality | Within the building of the matched address closest to the postcode mean |