CA4 postcode district

Postcodes and sectors

478 of the district's 668 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 54.84789, -2.83183, which locates the district, not a building.

Companies registered in CA4

Companies House lists 401 companies with a registered office in CA4; none of them at an address 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 CA4

• North West
• Cumberland
• Westmorland and Furness
• Wetheral
• Scotby
• Warwick Bridge
• Cotehill
• Cumwhinton
• Low Hesket
• Great Corby
• High Hesket
• Armathwaite
• Ainstable
• Aglionby
• Warwick-on-Eden
• Southwaite
• Ivegill
• Wetheral Pasture
• Croglin
• Wreay
• Newby East
• Stripes
• Cocklakes
• Low Cotehill

Roads filed under CA4

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.

• Alders Edge
• Anvil Close
• Ashgate Lane
• Back Street
• Barrock Close
• Beech Tree Farm
• Bluebell Meadows
• Brackenrigg
• Brisco Road
• Broomfallen Road
• Broomrigg Crescent
• Broomy Hill
• Buffs Croft
• Cairn Crescent
• Chapel Close
• Chestnut Grove
• Clint Lane
• Clints Road
• Coopers Close
• Corby Bridge Close
• Croft Close
• Croft Court
• Croft Park
• Curlew Close
• Eden Grange
• Eden Mount
• Elm Close
• Elm Garth
• Fallowfield Gardens
• Faustin Hill
• Front Street
• Garden Walk
• Garth Park
• Geltsdale
• Ghyll Road
• Goosegarth
• Grahams Croft
• Greenacres
• Greenholme Steading
• Hall Moor Court
• High Bell Garth
• High Garth Meadows
• Hill Head
• Holme Close
• Holme Farm Court
• Holme Fauld
• Holme Lane
• Holme Meadow
• Hurley Road
• Ivy Lane
• Jennet Croft
• Kates Beck Lane
• Ladysteps
• Langley Gardens
• Limebeck Close
• Lime House Gardens
• Little Corby Road
• Lough Wood Crescent
• Manor Croft
• Mapel Garden

Check an address in CA4

Check an address in CA4

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=CA4" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about CA4

What does a CA4 postcode tell you?

That the address lies in the CA4 district of the CA (Carlisle) postcode area, and the place OS Open Names most often lists first for its postcodes is Westmorland and Furness. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 478 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 CA4

• CA16.6 km
• CA28.6 km
• CA39.8 km
• CA512.1 km
• CA813.7 km
• CA616.6 km
• CA1120.6 km
• DG1622.5 km
• CA726.5 km
• NE4927.2 km
• CA927.4 km
• DG1427.8 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids