SR5 9 postcode sector in the SR5 district

SR5 9 is a sector of the SR5 district: every postcode that starts SR5 9. It has 95 postcodes in use, 84 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the SR5 9 sector, by flood risk

Map of every postcode in the SR5 9 sector, by flood risk Of the 95 postcodes in the SR5 9 sector that ONS places, 95 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Southwick, Deptford & Hendon. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A1231A1290A1018 SR5 9DG: not on the flood risk listSR5 9SA: not on the flood risk listSR5 9ZZ: not on the flood risk list SouthwickDeptford & Hendon Map of every postcode in the SR5 9 sector, by flood risk Of the 95 postcodes in the SR5 9 sector that ONS places, 95 are not on the Environment Agency's at-risk list. One postcode lies beyond the edge and is listed under the map. Places named: Southwick, Deptford & Hendon. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A1231A183 SouthwickDeptford & Hendon
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 95

Of the 95 postcodes in the SR5 9 sector that ONS places, 95 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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