CA3 postcode district

Postcodes and sectors

536 of the district's 795 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 54.90998, -2.94033, which locates the district, not a building.

Companies registered in CA3

Companies House lists 1,375 companies with a registered office in CA3; 85 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 CA3

• Cumberland
• North West
• Carlisle
• Houghton
• Whiteclosegate
• Tarraby
• Rickerby
• Stainton

Roads filed under CA3

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.

• Abbey Street
• Abbey Walk
• Abbotsford Drive
• Annetwell Street
• Antonine Way
• Ash Grove
• Askerton Close
• Backhouses Walk
• Bailey Road
• Bankend Road
• Bank Street
• Barwise Court
• Beech Grove
• Beechwood Avenue
• Belah Crescent
• Belah Road
• Belfry Close
• Bewcastle Close
• Blackadder Close
• Blackdyke Road
• Blackfriars Street
• Borough Street
• Bowscale Close
• Bracken Close
• Bracken Ridge
• Brampton Old Road
• Brampton Road
• Briar Bank
• Brunstock Close
• Brunstock Lane
• Brunthill Road
• Burnfoot Grove
• Burtholme Avenue
• Bush Brow
• Butterburn Close
• Caird Avenue
• Caldew Close
• California Lane
• California Road
• Carlton Gardens
• Carlyle's Court
• Carlyles Lane
• Carwinley Close
• Castle Bank
• Castle Street
• Castle Way
• Cavendish Terrace
• Cedar Grove
• Centurions Walk
• Chandler Way
• Cheviot Road
• Church Lane
• Church Place
• Church Street
• Church Terrace
• Citadel Row
• Clifford Street
• Cooper Way
• Corporation Road
• Croft Road

Check an address in CA3

Check an address in CA3

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=CA3" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about CA3

What does a CA3 postcode tell you?

That the address lies in the CA3 district of the CA (Carlisle) postcode area, and the place OS Open Names most often lists first for its postcodes is Carlisle. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 536 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 CA3

• CA23.0 km
• CA13.3 km
• CA57.9 km
• CA69.6 km
• CA49.8 km
• DG1612.7 km
• CA816.5 km
• DG1419.3 km
• DG1221.7 km
• CA722.3 km
• CA1129.1 km
• DG1329.8 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids