CA15 postcode district

Postcodes and sectors

576 of the district's 667 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 54.71223, -3.48091, which locates the district, not a building.

Companies registered in CA15

Companies House lists 419 companies with a registered office in CA15; 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 CA15

• Cumberland
• North West
• Maryport
• Flimby
• Dearham
• Broughton Moor
• Allonby
• Crosby
• Crosby Villa
• Fothergill
• Mawbray
• Bullgill
• Crosscanonby
• Harker Marsh
• Salta
• Plasketlands
• Goodyhills
• Holme St Cuthbert
• Edderside
• Birkby
• Risehow

Roads filed under CA15

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.

• Abbotsford Place
• Ada Street
• Alauna Drive
• Albert Terrace
• Alder Avenue
• Allanby Close
• Allanby Street
• Alne Road
• Andersons Court
• Ashby Street
• Ash Close
• Back Lane
• Bank Lane
• Bank Terrace
• Beckside
• Beechwood Close
• Birch Garth
• Bounty Avenue
• Boyd Street
• Bradbury Avenue
• Brewery Street
• Bridge Street
• Brooklands Avenue
• Brook Side
• Brook Street
• Browside Road
• Brow Street
• Buttermere Road
• Camp Road
• Camp Street
• Catherine Street
• Cedar Crescent
• Centenary Close
• Central Road
• Chapel Street
• Cherry Tree Drive
• Christian Street
• Church Road
• Church Street
• Church Terrace
• Collins Terrace
• Coniston Avenue
• Coronation Street
• Craika Close
• Craika Road
• Crerar Close
• Criffel Avenue
• Croft Crescent
• Croft Farm Close
• Crosby Street
• Crosshow Road
• Crummock Road
• Curzon Street
• Dearham Bridge Road
• Derwent Avenue
• Eaglesfield Street
• Edinburgh Road
• Elbra Farm Close
• Elizabeth Street
• Ellenborough Old Road

Check an address in CA15

Check an address in CA15

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=CA15" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about CA15

What does a CA15 postcode tell you?

That the address lies in the CA15 district of the CA (Carlisle) postcode area, and the place OS Open Names most often lists first for its postcodes is Maryport. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 576 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 CA15

• CA139.3 km
• CA149.4 km
• CA2618.7 km
• CA718.8 km
• CA2819.8 km
• CA2521.2 km
• CA2322.0 km
• CA2422.2 km
• CA1225.4 km
• CA2725.6 km
• CA2226.0 km
• CA2129.8 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids