What area is the GL51 postcode in?

GL51 is a postcode district in Gloucester, Gloucester, South West, England. It is part of the GL postcode area.

How many addresses are in the GL51 postcode?

The GL51 postcode district covers Gloucester in Gloucester. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in GL51 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 GL51. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · South West

GL51 Postcode — Gloucester

GL51 is a postcode district in Gloucester, Gloucester, South West, England. Use the lookup below to explore addresses within this postcode district.

GL51

Postcode District

GL — Gloucester

Area

South West

Region

Royal Mail PAF

Data Source

Postcode Lookup — GL51 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "GL51 1AA",
    "quality": 1,
    "eastings": 386014,
    "northings": 266172,
    "country": "England",
    "nhs_ha": "South West",
    "longitude": -2.1998,
    "latitude": 51.8484,
    "european_electoral_region": "South West",
    "primary_care_trust": "Gloucester",
    "region": "South West",
    "lsoa": "Gloucester 001A",
    "msoa": "Gloucester 001",
    "incode": "1AA",
    "outcode": "GL51",
    "parliamentary_constituency": "Gloucester",
    "admin_district": "Gloucester",
    "parish": "Gloucester, unparished area",
    "admin_county": "South West",
    "admin_ward": "Gloucester Central",
    "ced": null,
    "ccg": "NHS South West",
    "nuts": "Gloucester",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the GL51 Postcode District

The GL51 postcode district is part of the Gloucester (GL) postcode area, covering Gloucester and surrounding areas in South West, England.

Postcodes in the GL51 district follow the format GL51 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Gloucester postcode area (GL) also covers: Cheltenham, Stroud, Cirencester, Tewkesbury, Lydney.

Frequently Asked Questions

What area does the GL51 postcode cover?

The GL51 postcode district covers Gloucester in Gloucester, South West, England. It is one of 27 districts in the GL postcode area.

How do I look up all addresses in the GL51 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 GL51. The API returns all Royal Mail PAF addresses as structured JSON.

Is GL51 a valid UK postcode district?

Yes. GL51 is a Royal Mail postcode district in Gloucester, England. Full UK postcodes in this district follow the format GL51 followed by a digit and two letters (e.g. GL51 1AA).

GL51 Postcode — Gloucester

About the GL51 Postcode District

Frequently Asked Questions

Other Gloucester Postcode Districts