What area is the OL1 postcode in?

OL1 is a postcode district in Oldham, Oldham, North West, England. It is part of the OL postcode area.

How many addresses are in the OL1 postcode?

The OL1 postcode district covers Oldham in Oldham. The exact address count can be retrieved via the APITier Postcode Lookup API.

How do I look up addresses in OL1 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 OL1. The response returns all PAF addresses as structured JSON including building name, number, street, town, county, and geocoordinates.

Royal Mail PAF · North West

OL1 Postcode — Oldham

OL1 is a postcode district in Oldham, Oldham, North West, England. Use the lookup below to explore addresses within this postcode district.

OL1

Postcode District

OL — Oldham

Area

North West

Region

Royal Mail PAF

Data Source

Postcode Lookup — OL1 DistrictSample

{
  "_note": "Sample response — enter any postcode above and click Lookup for live data",
  "status": 200,
  "result": {
    "postcode": "OL1 1AA",
    "quality": 1,
    "eastings": 395632,
    "northings": 449278,
    "country": "England",
    "nhs_ha": "North West",
    "longitude": -2.0624,
    "latitude": 53.498,
    "european_electoral_region": "North West",
    "primary_care_trust": "Oldham",
    "region": "North West",
    "lsoa": "Oldham 001A",
    "msoa": "Oldham 001",
    "incode": "1AA",
    "outcode": "OL1",
    "parliamentary_constituency": "Oldham",
    "admin_district": "Oldham",
    "parish": "Oldham, unparished area",
    "admin_county": "North West",
    "admin_ward": "Oldham Central",
    "ced": null,
    "ccg": "NHS North West",
    "nuts": "Oldham",
    "codes": {
      "admin_district": "E07000000",
      "admin_county": "E10000000",
      "admin_ward": "E05000000",
      "parish": "E43000000",
      "parliamentary_constituency": "E14000000",
      "ccg": "E38000000",
      "lsoa": "E01000000",
      "msoa": "E02000000"
    }
  }
}

About the OL1 Postcode District

The OL1 postcode district is part of the Oldham (OL) postcode area, covering Oldham and surrounding areas in North West, England.

Postcodes in the OL1 district follow the format OL1 nXX where n is a digit and XX are letters. Each inward code identifies a specific delivery walk within the district.

The wider Oldham postcode area (OL) also covers: Rochdale, Middleton, Heywood, Saddleworth.

Frequently Asked Questions

What area does the OL1 postcode cover?

The OL1 postcode district covers Oldham in Oldham, North West, England. It is one of 16 districts in the OL postcode area.

How do I look up all addresses in the OL1 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 OL1. The API returns all Royal Mail PAF addresses as structured JSON.

Is OL1 a valid UK postcode district?

Yes. OL1 is a Royal Mail postcode district in Oldham, England. Full UK postcodes in this district follow the format OL1 followed by a digit and two letters (e.g. OL1 1AA).

OL1 Postcode — Oldham

About the OL1 Postcode District

Frequently Asked Questions

Other Oldham Postcode Districts