HP15 postcode district

Postcodes and sectors

424 of the district's 660 postcodes are live in the ONS Postcode Directory of August 2026. A postcode directory says whether a code is in use, never who is there. The live postcodes centre on 51.65884, -0.71120, which locates the district, not a building.

Companies registered in HP15

Companies House lists 983 companies with a registered office in HP15; 90 of them at addresses shared by 25 or more companies (1 October 2026 snapshot). 25 is the count at which the address lookup reports a company cluster.

Places OS Open Names lists for HP15

• Buckinghamshire
• South East
• Hazlemere
• Holmer Green
• Great Kingshill
• Widmer End
• Cryers Hill
• High Wycombe
• Hughenden Valley

Roads filed under HP15

Named roads first, then numbered ones. A road is filed under one district even where it runs through several, so a street missing here may be listed under a neighbouring district — which is why the address lookup never calls a British street absent. Great Britain has no open register of buildings, so a listed road never means a building on it exists.

• Alice Close
• Almond Walk
• Amersham Road
• Ashfield Close
• Ashfield Way
• Ashley Drive
• Ashtree Walk
• Azalea Close
• Badger Way
• Barley Close
• Barn Lane
• Beamond End Lane
• Beaumont Grove
• Beaumont Way
• Beechfield Walk
• Beechfield Way
• Beechlands
• Beech Tree Road
• Birchwood Chase
• Brackley Drive
• Brackley Road
• Bramble Crescent
• Briarswood
• Brickwell Walk
• Brimmers Hill
• Broom Close
• Browns Road
• Campbells Ride
• Campion Road
• Candytuft Green
• Carrington Place
• Cedar Avenue
• Centre Walk
• Cherry Grove
• Cherrytree Close
• Cherry Way
• Chestnut Lane
• Chilton Close
• Church Lane
• Churchside
• Clauds Close
• Clementi Avenue
• Cockpit Close
• Cockpit Road
• Columbine Road
• Common Road
• Copes Road
• Copes Shroves
• Copners Drive
• Copners Way
• Coppice Farm Road
• Cornel Close
• Country Lane
• Cowslip Road
• Cresswell Way
• Cryers Hill Lane
• Cryers Hill Road
• Curzon Avenue
• Curzon Close
• Cypress Walk

Check an address in HP15

Check an address in HP15

The same road list through the API, from the outward code alone:

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=HP15" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about HP15

What does an HP15 postcode tell you?

That the address lies in the HP15 district of the HP (Hemel Hempstead) postcode area, and the place OS Open Names most often lists first for its postcodes is Hazlemere. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 424 live postcodes.

Where the counts come from

• ons-postcode-directory · version 2026-08 · Contains ONS, OS and Royal Mail data © Crown copyright and database right 2026, Open Government Licence v3.0. Northern Ireland postcodes are excluded: their reuse needs a Land & Property Services licence.
• os-open-names · version 2026-11-01 · Contains OS data © Crown copyright and database right 2026, Open Government Licence v3.0.
• uk-companies-house · version 2026-10-01 · Companies House free company data product, Open Government Licence v3.0

What each figure means, and what a district page never says, is set out in Reading a British postcode district page; the glossary defines a postcode district, a postcode area, a postcode directory and a street register.

Data synced on 2026-11-01: the newest version among the datasets listed above.

Districts nearest HP15

• HP133.4 km
• HP114.6 km
• HP164.9 km
• HP105.7 km
• HP126.0 km
• HP77.0 km
• HP97.3 km
• HP68.1 km
• HP148.8 km
• SL88.9 km
• HP59.3 km
• HP810.0 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids