Southend-on-Sea
22 postcode sectors mapped mainly to Southend-on-Sea. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
22 sectors
- SS0 0Near Leigh on Sea
- SS0 9Near Prittlewell
- SS1 9Near Prittlewell
- SS2 4Near Southchurch
- SS2 5Near Prittlewell
- SS2 6Near Prittlewell
- SS3 3Near Prittlewell
- SS3 8Near Shoeburyness
- SS9 0Near Prittlewell
- SS9 3Near Leigh on Sea
- SS9 4Near Leigh on Sea
- SS9 5Near Leigh on Sea
- SS99 0Near Southchurch
- SS99 1Near Southchurch
- SS99 2Near Southchurch
- SS99 3Near Southchurch
- SS99 4Near Southchurch
- SS99 5Near Southchurch
- SS99 6Near Southchurch
- SS99 7Near Southchurch
- SS99 8Near Southchurch
- SS99 9Near Southchurch
Authority grouping uses mapped sector boundaries from the Office for National Statistics, December 2025. It measures boundary area, not the number of addresses or residents. Guide names describe a place near the approximate sector centre.