What area is the WN1 postcode in?

WN1 is a postcode district in Wigan, Wigan, North West, England. It is part of the WN postcode area.

How many addresses are in the WN1 postcode?

The WN1 postcode district covers Wigan in Wigan. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in WN1 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 WN1. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · North West

WN1 Postcode — Wigan

WN1 is a postcode district in Wigan, Wigan, North West, England. Use the lookup below to explore addresses within this postcode district.

WN1

Postcode District

WN — Wigan

Area

North West

Region

Royal Mail PAF

Data Source

Postcode Lookup — WN1 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "WN1 1AA",
    "quality": 1,
    "eastings": 350650,
    "northings": 457359,
    "country": "England",
    "nhs_ha": "North West",
    "longitude": -2.705,
    "latitude": 53.5708,
    "european_electoral_region": "North West",
    "primary_care_trust": "Wigan",
    "region": "North West",
    "lsoa": "Wigan 001A",
    "msoa": "Wigan 001",
    "incode": "1AA",
    "outcode": "WN1",
    "parliamentary_constituency": "Wigan",
    "admin_district": "Wigan",
    "parish": "Wigan, unparished area",
    "admin_county": "North West",
    "admin_ward": "Wigan Central",
    "ced": null,
    "ccg": "NHS North West",
    "nuts": "Wigan",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the WN1 Postcode District

The WN1 postcode district is part of the Wigan (WN) postcode area, covering Wigan and surrounding areas in North West, England.

Postcodes in the WN1 district follow the format WN1 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Wigan postcode area (WN) also covers: Leigh, Atherton, Hindley, Skelmersdale.

Frequently Asked Questions

What area does the WN1 postcode cover?

The WN1 postcode district covers Wigan in Wigan, North West, England. It is one of 8 districts in the WN postcode area.

How do I look up all addresses in the WN1 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 WN1. The API returns all Royal Mail PAF addresses as structured JSON.

Is WN1 a valid UK postcode district?

Yes. WN1 is a Royal Mail postcode district in Wigan, England. Full UK postcodes in this district follow the format WN1 followed by a digit and two letters (e.g. WN1 1AA).

WN1 Postcode — Wigan

About the WN1 Postcode District

Frequently Asked Questions

Other Wigan Postcode Districts