What area is the BB1 postcode in?

BB1 is a postcode district in Blackburn, Blackburn, North West, England. It is part of the BB postcode area.

How many addresses are in the BB1 postcode?

The BB1 postcode district covers Blackburn in Blackburn. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in BB1 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 BB1. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · North West

BB1 Postcode — Blackburn

BB1 is a postcode district in Blackburn, Blackburn, North West, England. Use the lookup below to explore addresses within this postcode district.

BB1

Postcode District

BB — Blackburn

Area

North West

Region

Royal Mail PAF

Data Source

Postcode Lookup — BB1 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "BB1 1AA",
    "quality": 1,
    "eastings": 369214,
    "northings": 472455,
    "country": "England",
    "nhs_ha": "North West",
    "longitude": -2.4398,
    "latitude": 53.7068,
    "european_electoral_region": "North West",
    "primary_care_trust": "Blackburn",
    "region": "North West",
    "lsoa": "Blackburn 001A",
    "msoa": "Blackburn 001",
    "incode": "1AA",
    "outcode": "BB1",
    "parliamentary_constituency": "Blackburn",
    "admin_district": "Blackburn",
    "parish": "Blackburn, unparished area",
    "admin_county": "North West",
    "admin_ward": "Blackburn Central",
    "ced": null,
    "ccg": "NHS North West",
    "nuts": "Blackburn",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the BB1 Postcode District

The BB1 postcode district is part of the Blackburn (BB) postcode area, covering Blackburn and surrounding areas in North West, England.

Postcodes in the BB1 district follow the format BB1 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Blackburn postcode area (BB) also covers: Burnley, Accrington, Clitheroe, Nelson.

Frequently Asked Questions

What area does the BB1 postcode cover?

The BB1 postcode district covers Blackburn in Blackburn, North West, England. It is one of 12 districts in the BB postcode area.

How do I look up all addresses in the BB1 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 BB1. The API returns all Royal Mail PAF addresses as structured JSON.

Is BB1 a valid UK postcode district?

Yes. BB1 is a Royal Mail postcode district in Blackburn, England. Full UK postcodes in this district follow the format BB1 followed by a digit and two letters (e.g. BB1 1AA).

BB1 Postcode — Blackburn

About the BB1 Postcode District

Frequently Asked Questions

Other Blackburn Postcode Districts