KA20 postcode district

Postcodes and sectors

264 of the district's 316 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 55.64134, -4.75078, which locates the district, not a building.

Companies registered in KA20

Companies House lists 185 companies with a registered office in KA20; 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 KA20

• North Ayrshire
• Scotland
• Stevenston
• Kilwinning
• Saltcoats

Roads filed under KA20

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.

• Acids Road
• Afton Road
• Ailsa Drive
• Alexander Avenue
• Ardchoille Drive
• Ardchoille Lane
• Ardeer Lane
• Ardoch Court
• Ardoch Crescent
• Arthur Street
• Ashenyards Park
• Ashgrove Avenue
• Auchenharvie Place
• Barra Place
• Bill Smith Court
• Boglemart Street
• Burma Road
• Burn's Place
• Burnbank Street
• Burnlea Place
• Burnside Place
• Caledonian Road
• Cambuskeith Road
• Campbell Avenue
• Canal Crescent
• Canal Street
• Caponcraig Avenue
• Carment Drive
• Carmichael Court
• Carmyle Place
• Castle Avenue
• Castlehill Road
• Central Avenue
• Clark Crescent
• Clements Place
• Clyde View Avenue
• Craigdene Drive
• Cranberry Moss Road
• Cuninghame Drive
• Darg Road
• Deer Park Avenue
• Diddup Drive
• Donaldson Avenue
• Dubbs Road
• Elms Place
• First Avenue
• Forde Crescent
• Fullarton Place
• Garnock Road
• Garven Road
• George Street
• Gilmour Gardens
• Gilmour Wynd
• Glebe Street
• Glencairn Gardens
• Glencairn Street
• Glen Crescent
• Goldie Place
• Golf Avenue
• Gooding Crescent

Check an address in KA20

Check an address in KA20

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

curl "https://spaw.co/api/v1/address/streets?country=GB&postal_code=KA20" \
  -H "Authorization: Bearer $SPAW_KEY"

Common questions about KA20

What does a KA20 postcode tell you?

That the address lies in the KA20 district of the KA (Kilmarnock) postcode area, and the place OS Open Names most often lists first for its postcodes is Stevenston. The district alone does not place a street: the inward half of the full postcode narrows the address to one of the district's 264 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 KA20

• KA212.1 km
• KA133.6 km
• KA223.8 km
• KA125.9 km
• KA247.9 km
• KA118.1 km
• KA238.9 km
• KA1012.0 km
• KA1412.0 km
• KA212.6 km
• KA2513.1 km
• KA1514.2 km
• Every district
• How a British address is written
• Check any address

distance between the districts' centroids