EC3A postcode district: City of London and around

EC3A is a postcode district in England, with 66 postcodes in use in 8 sectors. It has postcodes in City of London and Islington. It is split between 2 councils: City of London (64 postcodes) and Islington (2).

Postcodes in use
66
Sectors
8
Councils
2 councils
Places
2 places

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in EC3A, and which are new since 2020

Map of every postcode in EC3A, by new since 2020 Of the 66 postcodes in EC3A that ONS places, 4 are new since 2020 and 62 were in use before 2020. Places named: City of London. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A201 EC3A 1AT: before 2020EC3A 2AD: before 2020EC3A 2BG: before 2020EC3A 2BJ: before 2020EC3A 3AA: before 2020EC3A 3BP: before 2020EC3A 3DE: before 2020EC3A 3DH: before 2020EC3A 4AA: before 2020EC3A 4AF: before 2020EC3A 5AF: before 2020EC3A 5AG: before 2020EC3A 5AR: before 2020EC3A 5AT: before 2020EC3A 5AW: before 2020EC3A 5AX: before 2020EC3A 5AY: before 2020EC3A 5BU: before 2020EC3A 5BZ: before 2020EC3A 5DE: before 2020EC3A 5DH: before 2020EC3A 5DQ: before 2020EC3A 5EB: before 2020EC3A 5EH: before 2020EC3A 6AB: before 2020EC3A 6AP: before 2020EC3A 6AT: before 2020EC3A 6DG: before 2020EC3A 7AB: before 2020EC3A 7AG: before 2020EC3A 7BA: before 2020EC3A 7BB: before 2020EC3A 7BD: before 2020EC3A 7BT: before 2020EC3A 7BX: before 2020EC3A 7DB: before 2020EC3A 7DH: before 2020EC3A 7JA: before 2020EC3A 7JB: before 2020EC3A 7LH: before 2020EC3A 7LL: before 2020EC3A 7LN: before 2020EC3A 7LP: before 2020EC3A 8AA: before 2020EC3A 8AE: before 2020EC3A 8AH: before 2020EC3A 8AL: before 2020EC3A 8AQ: before 2020EC3A 8BF: before 2020EC3A 8BG: before 2020EC3A 8BN: before 2020EC3A 8BY: before 2020EC3A 8EE: before 2020EC3A 8FR: before 2020EC3A 2AA: new since 2020EC3A 6AE: new since 2020EC3A 6DE: new since 2020EC3A 8BE: new since 2020 City of London Map of every postcode in EC3A, by new since 2020 Of the 66 postcodes in EC3A that ONS places, 4 are new since 2020 and 62 were in use before 2020. Places named: City of London. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A10A201A5201 City of London
  • New since 2020: 4
  • In use before 2020: 62

Of the 66 postcodes in EC3A that ONS places, 4 are new since 2020 and 62 were in use before 2020.

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. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 51.5148, longitude -0.0803. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; 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

The 4 newest postcodes

EC3A 2AAMay 2025EC3A 6DEFebruary 2021EC3A 6AEDecember 2020EC3A 8BEFebruary 2020

What broadband can you get in EC3A?

Ofcom reports on 51 of the 66 postcodes in EC3A. At 41 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit41 of 51
Postcodes where every home can get superfast41 of 51

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

Is EC3A at risk of flooding?

None of the 66 postcodes in EC3A is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0. How we use it

What do homes sell for in EC3A?

HM Land Registry records 2 sales of homes in EC3A in the 12 months to August 2026: too few to give a typical price.

  • Flat or maisonette 2 sales, too few to price

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in EC3A

Pick a sector, then a postcode. A sector is the district plus the next digit.

EC3A 11 postcodeEC3A 24 postcodesEC3A 34 postcodesEC3A 42 postcodesEC3A 514 postcodesEC3A 66 postcodesEC3A 720 postcodesEC3A 815 postcodes
UK postcode format explained

Places in EC3A

Towns and villages with postcodes in EC3A, and how many each has here.

City of London postcodes,64Islington postcodes,2

Who covers EC3A

How many of the district's postcodes in use fall under each council, constituency and police force area.

Councils

What council am I in?

Constituencies

  • Cities of London and Westminster64
  • Islington South and Finsbury2

Police force areas

  • City of London64
  • Metropolitan Police2

Next to EC3A

EC2Y postcode district EC3M postcode district All EC districts City of London postcodes

"Next to" is by number: the districts before and after EC3A in the EC area.

Check a postcode

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