What area is the RG31 postcode in?

RG31 is a postcode district in Reading, Reading, South East, England. It is part of the RG postcode area.

How many addresses are in the RG31 postcode?

The RG31 postcode district covers Reading in Reading. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in RG31 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 RG31. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · South East

RG31 Postcode — Reading

RG31 is a postcode district in Reading, Reading, South East, England. Use the lookup below to explore addresses within this postcode district.

RG31

Postcode District

RG — Reading

Area

South East

Region

Royal Mail PAF

Data Source

Postcode Lookup — RG31 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "RG31 1AA",
    "quality": 1,
    "eastings": 475922,
    "northings": 219597,
    "country": "England",
    "nhs_ha": "South East",
    "longitude": -0.9154,
    "latitude": 51.4288,
    "european_electoral_region": "South East",
    "primary_care_trust": "Reading",
    "region": "South East",
    "lsoa": "Reading 001A",
    "msoa": "Reading 001",
    "incode": "1AA",
    "outcode": "RG31",
    "parliamentary_constituency": "Reading",
    "admin_district": "Reading",
    "parish": "Reading, unparished area",
    "admin_county": "South East",
    "admin_ward": "Reading Central",
    "ced": null,
    "ccg": "NHS South East",
    "nuts": "Reading",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the RG31 Postcode District

The RG31 postcode district is part of the Reading (RG) postcode area, covering Reading and surrounding areas in South East, England.

Postcodes in the RG31 district follow the format RG31 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Reading postcode area (RG) also covers: Basingstoke, Andover, Hook, Tadley, Thatcham.

Frequently Asked Questions

What area does the RG31 postcode cover?

The RG31 postcode district covers Reading in Reading, South East, England. It is one of 32 districts in the RG postcode area.

How do I look up all addresses in the RG31 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 RG31. The API returns all Royal Mail PAF addresses as structured JSON.

Is RG31 a valid UK postcode district?

Yes. RG31 is a Royal Mail postcode district in Reading, England. Full UK postcodes in this district follow the format RG31 followed by a digit and two letters (e.g. RG31 1AA).

RG31 Postcode — Reading

About the RG31 Postcode District

Frequently Asked Questions

Other Reading Postcode Districts