List of North West London Postcodes Complete

The NW (North Western) postcode area, commonly referred to as the London NW postcode area, is made up of 13 postcode districts that collectively cover around 13,895 active postcodes in the northwest region of London, England. It is the replacement for the NW sector, which was first established in 1856 as a part of the London postal district. 

North West London encompasses various boroughs and districts, including Brent, Harrow, and parts of Camden and Westminster. The postal code system, commonly known as the "postcode," is instrumental in facilitating efficient mail sorting and delivery within North West London.

Postcodes in North West London follow a specific format, consisting of letters and numbers. They typically begin with one or two letters representing the geographic area or borough, followed by a numerical digit and two additional alphanumeric characters. These characters provide further precision, pinpointing specific streets, buildings, or districts within North West London.

Some common postcodes in North West London include:

  • NW1 for areas in Camden Town, Regent's Park, and parts of Marylebone
  • NW3 for areas in Hampstead, Belsize Park, and parts of Swiss Cottage
  • NW6 for areas in Kilburn, Queens Park, and parts of West Hampstead
  • HA1 for areas in Harrow town center and parts of North Harrow
  • HA8 for areas in Edgware and parts of Burnt Oak

Including the correct postcode on mail items is essential for accurate and efficient delivery within North West London. It enables postal workers to identify the destination area and deliver mail to the correct address.

To find the correct postcode for a specific address in North West London, individuals and businesses can consult official postcode directories provided by the Royal Mail or utilize online postcode lookup tools. These resources allow users to input an address or location and retrieve the corresponding postcode.

The postcode system in North West London plays a vital role in supporting effective communication, facilitating postal services, and enabling businesses to operate smoothly within the area. It ensures that mail and parcels are delivered promptly and accurately to residents, businesses, and institutions in North West London's diverse neighborhoods and districts.

The North West London postcode system, as part of the broader postal infrastructure, enhances connectivity, promotes efficient mail delivery, and contributes to the overall functioning of the postal network in the area.

North West London ZIP Code

The North West postcode area, sometimes known as London's NW postcode area, is said to include 13,895 active postcodes organized into 13 postcode districts. A number of London boroughs, including Barnet, Brent, Ealing, Harrow, Ealing, Hammersmith and Fulham, Kensington and Chelsea, and the City of Westminster, are covered by the 81 postcode sectors. It is bordered by a number of postcode districts, including N, WC, W, HA, and EN.

North West London


Postcode Area

Postcode District

District and Area (whole or partial coverage)




ZSL London Zoo, Camden Lock Market, Mornington Crescent, London Marylebone, London Euston, Regent’s Park, Baker Street, Camden Town, Somers Town, Primrose Hill and Lisson Grove, St. Pancras International, Park Square


North Western head District



NW1 PO Box


Cricklewood, Gladstone Park, Dollis Hill, Childs Hill, Golders Green, Brent Cross, Willesden Green, Neasden, Kilburn


Cricklewood District


Hampstead, Belsize Park, Frognal, Childs Hill, South Hampstead Heath, Kenwood, Swiss Cottage, The Hill Garden and Pergola, Primrose Hill, Chalk Farm, Gospel Oak, Keats House, Parliament Hill Viewpoint


Hampstead District


Middlesex University London, West Hendon, Sunny Hill Park, Windsor Open Space, Hendon, Brent Cross


Hendon District


Kentish Town West, Kentish Town, Hilldrop Estate, Camden Town, Gospel Oak, Dartmouth Park, Chalk Farm, Tufnell Park


Kentish Town District


Kilburn Grange Park, North Maida Vale, Kilburn High Road, Brondesbury, West Hampstead, Queen’s Park, Kensal Green, South Hampstead, Paddington Old Cemetery


Kilburn District


Mill Lane, Inglis Barracks, Greenvue venue, Highwood Hill, Mill Hill East


Mill Hill District


St John’s Wood, Lord’s Cricket Ground, Abbey Rd, Finchley Rd, Lisson Grove


St John’s Wood District


The Hyde, Fryent Country Park, Colindale, Kingsbury Green, West Hendon, Wembley Park, Queensbury


The Hyde District


Willesden, Willesden Junction, Harlesden, Kensal Green, Kensal Rise, Brent Park, College Park, Stonebridge, North Acton, West Twyford, Neasden, Park Royal


Willesden District


Hampstead Heath Extension, Golders Green, Golders Hill Park, Temple Fortune, Hampstead Garden Suburb, Hendon, Finchley Rd


Golders Green District


NW10 PO Box