How many addresses are in the BS1 postcode?

The BS1 postcode district contains approximately 8,600 Royal Mail PAF addresses. The exact current count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in BS1 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 BS1. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · South West

BS1 Postcode — Bristol City Centre & Harbourside

Q: What area is the BS1 postcode in?

BS1 is a postcode district in Bristol City Centre & Harbourside, Bristol, South West, England. It is part of the BS postcode area.

BS1 is a postcode district in Bristol City Centre & Harbourside, Bristol, South West, England. It covers approximately 8,600 Royal Mail PAF addresses.

BS1

Postcode District

BS — Bristol

Area

South West

Region

8,600

Approx. Addresses

Royal Mail PAF

Data Source

Postcode Lookup — BS1 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "BS1 1AA",
    "quality": 1,
    "eastings": 361598,
    "northings": 217910,
    "country": "England",
    "nhs_ha": "South West",
    "longitude": -2.5486,
    "latitude": 51.4136,
    "european_electoral_region": "South West",
    "primary_care_trust": "Bristol City Centre & Harbourside",
    "region": "South West",
    "lsoa": "Bristol City Centre & Harbourside 001A",
    "msoa": "Bristol City Centre & Harbourside 001",
    "incode": "1AA",
    "outcode": "BS1",
    "parliamentary_constituency": "Bristol City Centre & Harbourside",
    "admin_district": "Bristol City Centre & Harbourside",
    "parish": "Bristol City Centre & Harbourside, unparished area",
    "admin_county": "South West",
    "admin_ward": "Bristol City Centre & Harbourside Central",
    "ced": null,
    "ccg": "NHS South West",
    "nuts": "Bristol City Centre & Harbourside",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the BS1 Postcode District

The BS1 postcode district is part of the Bristol (BS) postcode area, covering Bristol City Centre & Harbourside and surrounding areas in South West, England.

Postcodes in the BS1 district follow the format BS1 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Bristol postcode area (BS) also covers: Bristol, Bath, Weston-super-Mare, Clevedon, Nailsea, Portishead.

Frequently Asked Questions

What area does the BS1 postcode cover?

The BS1 postcode district covers Bristol City Centre & Harbourside in Bristol, South West, England. It is one of 37 districts in the BS postcode area.

How do I look up all addresses in the BS1 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 BS1. The API returns all Royal Mail PAF addresses as structured JSON.

Is BS1 a valid UK postcode district?

Yes. BS1 is a Royal Mail postcode district in Bristol, England. Full UK postcodes in this district follow the format BS1 followed by a digit and two letters (e.g. BS1 1AA).

BS1 Postcode — Bristol City Centre & Harbourside

About the BS1 Postcode District

Frequently Asked Questions

Other Bristol Postcode Districts