W1S 4 postcode sector in the W1S district

W1S 4 is a sector of the W1S district: every postcode that starts W1S 4. It has 163 postcodes in use, 11 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 W1S 4 sector, and which are new since 2020

Map of every postcode in the W1S 4 sector, by new since 2020 Of the 163 postcodes in the W1S 4 sector that ONS places, 2 are new since 2020 and 161 were in use before 2020. Places named: West End. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A4201 W1S 4AA: before 2020W1S 4AH: before 2020W1S 4AN: before 2020W1S 4AX: before 2020W1S 4AY: before 2020W1S 4BD: before 2020W1S 4BL: before 2020W1S 4BP: before 2020W1S 4BS: before 2020W1S 4BT: before 2020W1S 4BY: before 2020W1S 4DQ: before 2020W1S 4DZ: before 2020W1S 4EE: before 2020W1S 4EF: before 2020W1S 4EH: before 2020W1S 4EJ: before 2020W1S 4ER: before 2020W1S 4ES: before 2020W1S 4ET: before 2020W1S 4EU: before 2020W1S 4EY: before 2020W1S 4EZ: before 2020W1S 4FF: before 2020W1S 4GA: before 2020W1S 4GB: before 2020W1S 4HA: before 2020W1S 4HB: before 2020W1S 4HD: before 2020W1S 4HF: before 2020W1S 4HH: before 2020W1S 4HJ: before 2020W1S 4HL: before 2020W1S 4HN: before 2020W1S 4HP: before 2020W1S 4HQ: before 2020W1S 4HR: before 2020W1S 4HU: before 2020W1S 4HW: before 2020W1S 4HY: before 2020W1S 4HZ: before 2020W1S 4JA: before 2020W1S 4JD: before 2020W1S 4JE: before 2020W1S 4JF: before 2020W1S 4JH: before 2020W1S 4JL: before 2020W1S 4JQ: before 2020W1S 4JR: before 2020W1S 4JS: before 2020W1S 4JU: before 2020W1S 4JW: before 2020W1S 4JY: before 2020W1S 4JZ: before 2020W1S 4LA: before 2020W1S 4LB: before 2020W1S 4LD: before 2020W1S 4LF: before 2020W1S 4LH: before 2020W1S 4LP: before 2020W1S 4LQ: before 2020W1S 4LR: before 2020W1S 4LT: before 2020W1S 4LU: before 2020W1S 4LX: before 2020W1S 4LY: before 2020W1S 4NA: before 2020W1S 4NB: before 2020W1S 4ND: before 2020W1S 4NE: before 2020W1S 4NF: before 2020W1S 4NG: before 2020W1S 4NH: before 2020W1S 4NJ: before 2020W1S 4NL: before 2020W1S 4NN: before 2020W1S 4NP: before 2020W1S 4NQ: before 2020W1S 4NR: before 2020W1S 4NY: before 2020W1S 4PA: before 2020W1S 4PB: before 2020W1S 4PF: before 2020W1S 4PH: before 2020W1S 4PJ: before 2020W1S 4PL: before 2020W1S 4PN: before 2020W1S 4PP: before 2020W1S 4PT: before 2020W1S 4PU: before 2020W1S 4PW: before 2020W1S 4PY: before 2020W1S 4PZ: before 2020W1S 4QB: before 2020W1S 4QD: before 2020W1S 4QE: before 2020W1S 4QG: before 2020W1S 4QH: before 2020W1S 4QJ: before 2020W1S 4QL: before 2020W1S 4QQ: before 2020W1S 4QT: before 2020W1S 4QW: before 2020W1S 4RD: before 2020W1S 4RF: before 2020W1S 4RG: before 2020W1S 4RH: before 2020W1S 4RL: before 2020W1S 4RN: before 2020W1S 4RP: before 2020W1S 4RR: before 2020W1S 4RU: before 2020W1S 4RX: before 2020W1S 4SF: before 2020W1S 4SL: before 2020W1S 4SQ: before 2020W1S 4SX: before 2020W1S 4FD: new since 2020W1S 4LN: new since 2020 West End Map of every postcode in the W1S 4 sector, by new since 2020 Of the 163 postcodes in the W1S 4 sector that ONS places, 2 are new since 2020 and 161 were in use before 2020. Places named: West End. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. West End
  • New since 2020: 2
  • In use before 2020: 161

Of the 163 postcodes in the W1S 4 sector that ONS places, 2 are new since 2020 and 161 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. 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; 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 2 newest postcodes

W1S 4FDOctober 2024W1S 4LNFebruary 2023

What do homes sell for in W1S 4?

HM Land Registry records no standard sales of homes in W1S 4 in the 12 months to August 2026.

Standard sales of homes at market value at the postcodes that start W1S 4. 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 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 W1S 4

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.

W1S 4AAW1S 4AHW1S 4ALW1S 4ANW1S 4APW1S 4AXW1S 4AYW1S 4BDW1S 4BHW1S 4BLW1S 4BPW1S 4BSW1S 4BTW1S 4BYW1S 4DQW1S 4DZW1S 4EEW1S 4EFW1S 4EHW1S 4EJW1S 4ERW1S 4ESW1S 4ETW1S 4EUW1S 4EWW1S 4EXW1S 4EYW1S 4EZW1S 4FDW1S 4FEW1S 4FFW1S 4GAW1S 4GBW1S 4HAW1S 4HBW1S 4HDW1S 4HEW1S 4HFW1S 4HHW1S 4HJW1S 4HLW1S 4HNW1S 4HPW1S 4HQW1S 4HRW1S 4HSW1S 4HTW1S 4HUW1S 4HWW1S 4HYW1S 4HZW1S 4JAW1S 4JDW1S 4JEW1S 4JFW1S 4JGW1S 4JHW1S 4JJW1S 4JLW1S 4JNW1S 4JQW1S 4JRW1S 4JSW1S 4JUW1S 4JWW1S 4JXW1S 4JYW1S 4JZW1S 4LAW1S 4LBW1S 4LDW1S 4LEW1S 4LFW1S 4LGW1S 4LHW1S 4LJW1S 4LLW1S 4LNW1S 4LPW1S 4LQW1S 4LRW1S 4LTW1S 4LUW1S 4LWW1S 4LXW1S 4LYW1S 4LZW1S 4NAW1S 4NBW1S 4NDW1S 4NEW1S 4NFW1S 4NGW1S 4NHW1S 4NJW1S 4NLW1S 4NNW1S 4NPW1S 4NQW1S 4NRW1S 4NSW1S 4NTW1S 4NWW1S 4NYW1S 4NZW1S 4PAW1S 4PBW1S 4PDW1S 4PEW1S 4PFW1S 4PHW1S 4PJW1S 4PLW1S 4PNW1S 4PPW1S 4PRW1S 4PSW1S 4PTW1S 4PUW1S 4PWW1S 4PXW1S 4PYW1S 4PZW1S 4QAW1S 4QBW1S 4QDW1S 4QEW1S 4QFW1S 4QGW1S 4QHW1S 4QJW1S 4QLW1S 4QQW1S 4QRW1S 4QTW1S 4QWW1S 4RBW1S 4RDW1S 4REW1S 4RFW1S 4RGW1S 4RHW1S 4RJW1S 4RLW1S 4RNW1S 4RPW1S 4RRW1S 4RTW1S 4RUW1S 4RXW1S 4SBW1S 4SDW1S 4SFW1S 4SGW1S 4SLW1S 4SNW1S 4SPW1S 4SQW1S 4SRW1S 4SWW1S 4SXW1S 4TEW1S 4TF

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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