KA23 postcode district

Postcodes and sectors

191 of the district's 233 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 55.69341, -4.85782, which locates the district, not a building.

Companies registered in KA23

Companies House lists 173 companies with a registered office in KA23; 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 KA23

• North Ayrshire
• Scotland
• West Kilbride
• Portencross
• Saltcoats

Roads filed under KA23

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.

• Aiknut Road
• Ailsa View
• Alton Street
• Alton Way
• Ardneil Avenue
• Ardrossan High Road
• Ardrossan Road
• Arranview Gardens
• Arthur Court
• Arthur Street
• Avondale Road
• Barony Glebe
• Bellard Road
• Bellard Walk
• Blackshaw Drive
• Bowfield Road
• Bruce Court
• Caldwell Road
• Caora Way
• Carlung Place
• Castle Drive
• Castle View
• Chapelton Lane
• Chapelton Road
• Chapelton View
• Corsehill Drive
• Corse Street
• Craufurd Avenue
• Craufurd Court
• Crosbie Drive
• Cubrieshaw Drive
• Cubrieshaw Park
• Cubrieshaw Street
• Cumbrae Place
• Drummilling Avenue
• Drummilling Drive
• Drummilling Road
• Farland View
• Farmfield Terrace
• Faulds Wynd
• Fleming Way
• Fullerton Drive
• Gateside Street
• Glenbryde Road
• Glen Road
• Glenside Crescent
• Glenside Grove
• Glenview
• Goldenberry Avenue
• Halfway Street
• Happyhills
• Hauplands Way
• Headrigg Gardens
• Headrigg Road
• Heritage Park
• Highthorne Crescent
• Hillside
• Hunterston Road
• Hyndman Road
• Jacks View

Check an address in KA23

Check an address in KA23

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=KA23" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about KA23

What does a KA23 postcode tell you?

That the address lies in the KA23 district of the KA (Kilmarnock) postcode area, and the place OS Open Names most often lists first for its postcodes is West Kilbride. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 191 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 KA23

• KA225.7 km
• KA296.9 km
• KA217.3 km
• KA288.0 km
• KA208.9 km
• KA249.1 km
• KA1310.7 km
• KA3011.6 km
• KA2512.5 km
• KA1412.7 km
• KA1214.6 km
• KA1515.7 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids