What area is the MK40 postcode in?

MK40 is a postcode district in Milton Keynes, Milton Keynes, South East, England. It is part of the MK postcode area.

How many addresses are in the MK40 postcode?

The MK40 postcode district covers Milton Keynes in Milton Keynes. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in MK40 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 MK40. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · South East

MK40 Postcode — Milton Keynes

MK40 is a postcode district in Milton Keynes, Milton Keynes, South East, England. Use the lookup below to explore addresses within this postcode district.

MK40

Postcode District

MK — Milton Keynes

Area

South East

Region

Royal Mail PAF

Data Source

Postcode Lookup — MK40 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "MK40 1AA",
    "quality": 1,
    "eastings": 488732,
    "northings": 283488,
    "country": "England",
    "nhs_ha": "South East",
    "longitude": -0.7324,
    "latitude": 52.0044,
    "european_electoral_region": "South East",
    "primary_care_trust": "Milton Keynes",
    "region": "South East",
    "lsoa": "Milton Keynes 001A",
    "msoa": "Milton Keynes 001",
    "incode": "1AA",
    "outcode": "MK40",
    "parliamentary_constituency": "Milton Keynes",
    "admin_district": "Milton Keynes",
    "parish": "Milton Keynes, unparished area",
    "admin_county": "South East",
    "admin_ward": "Milton Keynes Central",
    "ced": null,
    "ccg": "NHS South East",
    "nuts": "Milton Keynes",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the MK40 Postcode District

The MK40 postcode district is part of the Milton Keynes (MK) postcode area, covering Milton Keynes and surrounding areas in South East, England.

Postcodes in the MK40 district follow the format MK40 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Milton Keynes postcode area (MK) also covers: Bletchley, Newport Pagnell, Olney, Wolverton.

Frequently Asked Questions

What area does the MK40 postcode cover?

The MK40 postcode district covers Milton Keynes in Milton Keynes, South East, England. It is one of 26 districts in the MK postcode area.

How do I look up all addresses in the MK40 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 MK40. The API returns all Royal Mail PAF addresses as structured JSON.

Is MK40 a valid UK postcode district?

Yes. MK40 is a Royal Mail postcode district in Milton Keynes, England. Full UK postcodes in this district follow the format MK40 followed by a digit and two letters (e.g. MK40 1AA).

MK40 Postcode — Milton Keynes

About the MK40 Postcode District

Frequently Asked Questions

Other Milton Keynes Postcode Districts