LS12 postcode district

Postcodes and sectors

1,229 of the district's 1,786 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 53.79120, -1.59680, which locates the district, not a building.

Companies registered in LS12

Companies House lists 3,151 companies with a registered office in LS12; 439 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 LS12

• Leeds
• Yorkshire and the Humber

Roads filed under LS12

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.

• Abbott Court
• Abbott Road
• Abbott View
• Aberdeen Drive
• Aberdeen Grove
• Aberdeen Road
• Aberdeen Walk
• Addingham Gardens
• Albany Street
• Albany Terrace
• Albion Avenue
• Albion Way
• Alliance Street
• Amberley Gardens
• Amberley Road
• Amberley Street
• Ancester Close
• Anderson Approach
• Arksey Place
• Arksey Terrace
• Arley Grove
• Arley Place
• Arley Street
• Arley Terrace
• Armitage Gardens
• Armitage Place
• Armley Court
• Armley Grange Avenue
• Armley Grange Crescent
• Armley Grange Drive
• Armley Grange Mount
• Armley Grange Oval
• Armley Grange Rise
• Armley Grange View
• Armley Grange Walk
• Armley Grove Place
• Armley Lodge Road
• Armley Park Road
• Armley Ridge Close
• Armley Ridge Road
• Armley Road
• Artist Street
• Ashdene
• Ashfield Close
• Ashfield Way
• Ashley Green
• Athlone Grove
• Athlone Street
• Athlone Terrace
• Aviary Grove
• Aviary Mount
• Aviary Place
• Aviary Road
• Aviary Row
• Aviary Street
• Aviary Terrace
• Aviary View
• Back Athlone Avenue
• Back Athlone Grove
• Back Athlone Terrace

Check an address in LS12

Check an address in LS12

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=LS12" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about LS12

What does an LS12 postcode tell you?

That the address lies in the LS12 district of the LS (Leeds) postcode area, and the place OS Open Names most often lists first for its postcodes is Leeds. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 1,229 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 LS12

• LS42.3 km
• LS32.5 km
• LS113.1 km
• LS13.1 km
• LS133.3 km
• LS53.4 km
• LS23.6 km
• LS63.6 km
• LS274.7 km
• LS285.0 km
• LS75.0 km
• LS105.3 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids