EC2A 1 postcode sector in the EC2A district

EC2A 1 is a sector of the EC2A district: every postcode that starts EC2A 1. It has 50 postcodes in use, 32 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 EC2A 1 sector, by gigabit broadband

Map of every postcode in the EC2A 1 sector, by gigabit broadband Of the 50 postcodes in the EC2A 1 sector that ONS places, 2 have no home or business that can get gigabit, 4 have some that can, 10 can all get it and 34 have no Ofcom figure. Places named: Clerkenwell, Bunhill. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A201A1A401 EC2A 1DX: no Ofcom figureEC2A 1RS: no Ofcom figureEC2A 1WB: no Ofcom figureEC2A 1AE: gigabit for allEC2A 1AF: gigabit for allEC2A 1AG: gigabit for allEC2A 1AH: gigabit for allEC2A 1AN: gigabit for allEC2A 1AS: gigabit for allEC2A 1DS: gigabit for allEC2A 1HD: gigabit for allEC2A 1PX: gigabit for allEC2A 1SA: gigabit for allEC2A 1AT: some gigabitEC2A 1NQ: some gigabitEC2A 1NT: some gigabitEC2A 1RR: some gigabitEC2A 1AL: no gigabitEC2A 1NS: no gigabit ClerkenwellBunhill Map of every postcode in the EC2A 1 sector, by gigabit broadband Of the 50 postcodes in the EC2A 1 sector that ONS places, 2 have no home or business that can get gigabit, 4 have some that can, 10 can all get it and 34 have no Ofcom figure. Places named: Clerkenwell, Bunhill. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. ClerkenwellBunhill
  • No home or business can get gigabit: 2
  • Some can get gigabit: 4
  • Every home and business can get gigabit: 10
  • Ofcom gives no figure: 34

Of the 50 postcodes in the EC2A 1 sector that ONS places, 2 have no home or business that can get gigabit, 4 have some that can, 10 can all get it and 34 have no Ofcom figure.

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.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

Postcodes without gigabit

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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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