What area is the SM postcode in?

SM is a postcode district in Sutton, Sutton, London, England. It is part of the SM postcode area.

How many addresses are in the SM postcode?

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

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

Royal Mail PAF · London

SM Postcode — Sutton

SM is a postcode district in Sutton, Sutton, London, England. Use the lookup below to explore addresses within this postcode district.

Postcode District

SM — Sutton

Area

London

Region

Royal Mail PAF

Data Source

Postcode Lookup — SM DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "SM 1AA",
    "quality": 1,
    "eastings": 526196,
    "northings": 217421,
    "country": "England",
    "nhs_ha": "London",
    "longitude": -0.1972,
    "latitude": 51.4092,
    "european_electoral_region": "London",
    "primary_care_trust": "Sutton",
    "region": "London",
    "lsoa": "Sutton 001A",
    "msoa": "Sutton 001",
    "incode": "1AA",
    "outcode": "SM",
    "parliamentary_constituency": "Sutton",
    "admin_district": "Sutton",
    "parish": "Sutton, unparished area",
    "admin_county": null,
    "admin_ward": "Sutton Central",
    "ced": null,
    "ccg": "NHS London",
    "nuts": "Sutton",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E99999999",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the SM Postcode District

The SM postcode district is part of the Sutton (SM) postcode area, covering Sutton and surrounding areas in London, England.

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

The wider Sutton postcode area (SM) also covers: Cheam, Carshalton, Wallington, Morden.

Frequently Asked Questions

What area does the SM postcode cover?

The SM postcode district covers Sutton in Sutton, London, England. It is one of 7 districts in the SM postcode area.

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

Is SM a valid UK postcode district?

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

SM Postcode — Sutton

About the SM Postcode District

Frequently Asked Questions

Other Sutton Postcode Districts