What area is the KA21 postcode in?

KA21 is a postcode district in Kilmarnock, Kilmarnock, Scotland. It is part of the KA postcode area.

How many addresses are in the KA21 postcode?

The KA21 postcode district covers Kilmarnock in Kilmarnock. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in KA21 programmatically?

Use the APITier Postcode Lookup API: GET https://postcode.apitier.com/v1/postcodes/{postcode}?x-api-key=YOUR_KEY — where the postcode begins with KA21. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · Scotland

KA21 Postcode — Kilmarnock

KA21 is a postcode district in Kilmarnock, Kilmarnock, Scotland. Use the lookup below to explore addresses within this postcode district.

KA21

Postcode District

KA — Kilmarnock

Area

Scotland

Region

Royal Mail PAF

Data Source

Postcode Lookup — KA21 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "KA21 1AA",
    "quality": 1,
    "eastings": 221682,
    "northings": 685664,
    "country": "Scotland",
    "nhs_ha": "Scotland",
    "longitude": -4.5474,
    "latitude": 55.6276,
    "european_electoral_region": "Scotland",
    "primary_care_trust": "Kilmarnock",
    "region": "Scotland",
    "lsoa": "Kilmarnock 001A",
    "msoa": "Kilmarnock 001",
    "incode": "1AA",
    "outcode": "KA21",
    "parliamentary_constituency": "Kilmarnock",
    "admin_district": "Kilmarnock",
    "parish": "Kilmarnock, unparished area",
    "admin_county": null,
    "admin_ward": "Kilmarnock Central",
    "ced": null,
    "ccg": "NHS Scotland",
    "nuts": "Kilmarnock",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E99999999",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the KA21 Postcode District

The KA21 postcode district is part of the Kilmarnock (KA) postcode area, covering Kilmarnock and surrounding areas in Scotland, Scotland.

Postcodes in the KA21 district follow the format KA21 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Kilmarnock postcode area (KA) also covers: Ayr, Troon, Prestwick, Irvine, Saltcoats.

Frequently Asked Questions

What area does the KA21 postcode cover?

The KA21 postcode district covers Kilmarnock in Kilmarnock, Scotland. It is one of 29 districts in the KA postcode area.

How do I look up all addresses in the KA21 postcode?

Use the live lookup widget above or call the APITier Postcode Lookup API: GET https://postcode.apitier.com/v1/postcodes/{full postcode}?x-api-key=YOUR_KEY. Replace {full postcode} with any complete postcode beginning KA21. The API returns all Royal Mail PAF addresses as structured JSON.

Is KA21 a valid UK postcode district?

Yes. KA21 is a Royal Mail postcode district in Kilmarnock, Scotland. Full UK postcodes in this district follow the format KA21 followed by a digit and two letters (e.g. KA21 1AA).

KA21 Postcode — Kilmarnock

About the KA21 Postcode District

Frequently Asked Questions

Other Kilmarnock Postcode Districts