WC1B 3 postcode sector in the WC1B district

WC1B 3 is a sector of the WC1B district: every postcode that starts WC1B 3. It has 89 postcodes in use, 18 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 WC1B 3 sector, by gigabit broadband

Map of every postcode in the WC1B 3 sector, by gigabit broadband Of the 89 postcodes in the WC1B 3 sector that ONS places, 1 have no home or business that can get gigabit, 8 have some that can, 61 can all get it and 19 have no Ofcom figure. Places named: Bloomsbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A4200A400 WC1B 3AR: no Ofcom figureWC1B 3BT: no Ofcom figureWC1B 3DD: no Ofcom figureWC1B 3DG: no Ofcom figureWC1B 3DN: no Ofcom figureWC1B 3DY: no Ofcom figureWC1B 3EL: no Ofcom figureWC1B 3HA: no Ofcom figureWC1B 3QQ: no Ofcom figureWC1B 3RB: no Ofcom figureWC1B 3AA: gigabit for allWC1B 3AD: gigabit for allWC1B 3AE: gigabit for allWC1B 3AG: gigabit for allWC1B 3AH: gigabit for allWC1B 3AJ: gigabit for allWC1B 3AN: gigabit for allWC1B 3AS: gigabit for allWC1B 3AT: gigabit for allWC1B 3AU: gigabit for allWC1B 3AX: gigabit for allWC1B 3AZ: gigabit for allWC1B 3BA: gigabit for allWC1B 3BD: gigabit for allWC1B 3BE: gigabit for allWC1B 3BF: gigabit for allWC1B 3BG: gigabit for allWC1B 3BJ: gigabit for allWC1B 3BL: gigabit for allWC1B 3BN: gigabit for allWC1B 3BP: gigabit for allWC1B 3BS: gigabit for allWC1B 3DA: gigabit for allWC1B 3ED: gigabit for allWC1B 3EE: gigabit for allWC1B 3GH: gigabit for allWC1B 3HB: gigabit for allWC1B 3HE: gigabit for allWC1B 3HH: gigabit for allWC1B 3HN: gigabit for allWC1B 3HP: gigabit for allWC1B 3HX: gigabit for allWC1B 3JA: gigabit for allWC1B 3JL: gigabit for allWC1B 3JQ: gigabit for allWC1B 3LB: gigabit for allWC1B 3LH: gigabit for allWC1B 3NA: gigabit for allWC1B 3NB: gigabit for allWC1B 3ND: gigabit for allWC1B 3NH: gigabit for allWC1B 3NN: gigabit for allWC1B 3NP: gigabit for allWC1B 3NZ: gigabit for allWC1B 3PA: gigabit for allWC1B 3PB: gigabit for allWC1B 3PD: gigabit for allWC1B 3PE: gigabit for allWC1B 3PP: gigabit for allWC1B 3PS: gigabit for allWC1B 3QD: gigabit for allWC1B 3QT: gigabit for allWC1B 3QU: gigabit for allWC1B 3RD: gigabit for allWC1B 3RE: gigabit for allWC1B 3RF: gigabit for allWC1B 3RY: gigabit for allWC1B 3SR: gigabit for allWC1B 3LA: some gigabitWC1B 3LN: some gigabitWC1B 3PH: some gigabitWC1B 3QA: some gigabitWC1B 3QE: some gigabitWC1B 3QJ: some gigabitWC1B 3RA: some gigabitWC1B 3DR: no gigabit Bloomsbury Map of every postcode in the WC1B 3 sector, by gigabit broadband Of the 89 postcodes in the WC1B 3 sector that ONS places, 1 have no home or business that can get gigabit, 8 have some that can, 61 can all get it and 19 have no Ofcom figure. Places named: Bloomsbury. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Bloomsbury
  • No home or business can get gigabit: 1
  • Some can get gigabit: 8
  • Every home and business can get gigabit: 61
  • Ofcom gives no figure: 19

Of the 89 postcodes in the WC1B 3 sector that ONS places, 1 have no home or business that can get gigabit, 8 have some that can, 61 can all get it and 19 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

WC1B 3DR

What do homes sell for in WC1B 3?

HM Land Registry records 4 sales of homes in WC1B 3 in the 12 months to September 2026: too few to give a typical price.

  • Flat or maisonette 4 sales, too few to price

Standard sales of homes at market value at the postcodes that start WC1B 3. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 October 2026.

Postcodes in WC1B 3

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.

WC1B 3AAWC1B 3ADWC1B 3AEWC1B 3AGWC1B 3AHWC1B 3AJWC1B 3ANWC1B 3ARWC1B 3ASWC1B 3ATWC1B 3AUWC1B 3AXWC1B 3AZWC1B 3BAWC1B 3BDWC1B 3BEWC1B 3BFWC1B 3BGWC1B 3BJWC1B 3BLWC1B 3BNWC1B 3BPWC1B 3BSWC1B 3BTWC1B 3DAWC1B 3DDWC1B 3DEWC1B 3DGWC1B 3DNWC1B 3DPWC1B 3DRWC1B 3DYWC1B 3EDWC1B 3EEWC1B 3EGWC1B 3ELWC1B 3ESWC1B 3GHWC1B 3HAWC1B 3HBWC1B 3HEWC1B 3HHWC1B 3HNWC1B 3HPWC1B 3HXWC1B 3JAWC1B 3JLWC1B 3JQWC1B 3JSWC1B 3LAWC1B 3LBWC1B 3LEWC1B 3LHWC1B 3LNWC1B 3LQWC1B 3LSWC1B 3LWWC1B 3NAWC1B 3NBWC1B 3NDWC1B 3NHWC1B 3NNWC1B 3NPWC1B 3NZWC1B 3PAWC1B 3PBWC1B 3PDWC1B 3PEWC1B 3PHWC1B 3PLWC1B 3PPWC1B 3PRWC1B 3PSWC1B 3QAWC1B 3QDWC1B 3QEWC1B 3QJWC1B 3QQWC1B 3QTWC1B 3QUWC1B 3RAWC1B 3RBWC1B 3RDWC1B 3REWC1B 3RFWC1B 3RYWC1B 3SRWC1B 3UBWC1B 3WE

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

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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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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