What area is the SN postcode in?

SN is a postcode district in Swindon, Swindon, South West, England. It is part of the SN postcode area.

How many addresses are in the SN postcode?

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

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

Royal Mail PAF · South West

SN Postcode — Swindon

SN is a postcode district in Swindon, Swindon, South West, England. Use the lookup below to explore addresses within this postcode district.

Postcode District

SN — Swindon

Area

South West

Region

Royal Mail PAF

Data Source

Postcode Lookup — SN DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "SN 1AA",
    "quality": 1,
    "eastings": 414896,
    "northings": 239488,
    "country": "England",
    "nhs_ha": "South West",
    "longitude": -1.7872,
    "latitude": 51.608,
    "european_electoral_region": "South West",
    "primary_care_trust": "Swindon",
    "region": "South West",
    "lsoa": "Swindon 001A",
    "msoa": "Swindon 001",
    "incode": "1AA",
    "outcode": "SN",
    "parliamentary_constituency": "Swindon",
    "admin_district": "Swindon",
    "parish": "Swindon, unparished area",
    "admin_county": "South West",
    "admin_ward": "Swindon Central",
    "ced": null,
    "ccg": "NHS South West",
    "nuts": "Swindon",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the SN Postcode District

The SN postcode district is part of the Swindon (SN) postcode area, covering Swindon and surrounding areas in South West, England.

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

The wider Swindon postcode area (SN) also covers: Marlborough, Calne, Chippenham, Royal Wootton Bassett, Highworth.

Frequently Asked Questions

What area does the SN postcode cover?

The SN postcode district covers Swindon in Swindon, South West, England. It is one of 19 districts in the SN postcode area.

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

Is SN a valid UK postcode district?

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

SN Postcode — Swindon

About the SN Postcode District

Frequently Asked Questions

Other Swindon Postcode Districts