EC4N 1 postcode sector in the EC4N district

EC4N 1 is a sector of the EC4N district: every postcode that starts EC4N 1. It has 6 postcodes in use.

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

Every postcode in the EC4N 1 sector, by flood risk

Map of every postcode in the EC4N 1 sector, by flood risk Of the 6 postcodes in the EC4N 1 sector that ONS places, 6 are not on the Environment Agency's at-risk list. Places named: City of London. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3211 EC4N 1SA: not on the flood risk listEC4N 1SE: not on the flood risk listEC4N 1SP: not on the flood risk listEC4N 1SR: not on the flood risk listEC4N 1SW: not on the flood risk listEC4N 1TX: not on the flood risk list City of London Map of every postcode in the EC4N 1 sector, by flood risk Of the 6 postcodes in the EC4N 1 sector that ONS places, 6 are not on the Environment Agency's at-risk list. Places named: City of London. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A3211 City of London
  • 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: 6

Of the 6 postcodes in the EC4N 1 sector that ONS places, 6 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.

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 EC4N 1

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.

EC4N 1SAEC4N 1SEEC4N 1SPEC4N 1SREC4N 1SWEC4N 1TX

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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