EC3R 5 postcode sector in the EC3R district

EC3R 5 is a sector of the EC3R district: every postcode that starts EC3R 5. It has 12 postcodes in use, 2 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 EC3R 5 sector, by flood risk

Map of every postcode in the EC3R 5 sector, by flood risk Of the 12 postcodes in the EC3R 5 sector that ONS places, 12 are not on the Environment Agency's at-risk list. Places named: Tower, Billingsgate. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3A3211A100A1203 EC3R 5AA: not on the flood risk listEC3R 5AQ: not on the flood risk listEC3R 5AR: not on the flood risk listEC3R 5AS: not on the flood risk listEC3R 5AT: not on the flood risk listEC3R 5AZ: not on the flood risk listEC3R 5BA: not on the flood risk listEC3R 5BJ: not on the flood risk listEC3R 5BS: not on the flood risk listEC3R 5BT: not on the flood risk listEC3R 5BU: not on the flood risk listEC3R 5DD: not on the flood risk list TowerBillingsgate Map of every postcode in the EC3R 5 sector, by flood risk Of the 12 postcodes in the EC3R 5 sector that ONS places, 12 are not on the Environment Agency's at-risk list. Places named: Tower, Billingsgate. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3211 TowerBillingsgate
  • 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: 12

Of the 12 postcodes in the EC3R 5 sector that ONS places, 12 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. 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

Postcodes in EC3R 5

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

EC3R 5AAEC3R 5AQEC3R 5AREC3R 5ASEC3R 5ATEC3R 5AZEC3R 5BAEC3R 5BJEC3R 5BSEC3R 5BTEC3R 5BUEC3R 5DD

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

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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