Address Lookup API / Alias


Alias data is used with the Postcode Address File (PAF) to help identify properties that have additional address characteristics.

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Key features of Alias

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Alias address data from Royal Mail

Additional address characteristics

Delivery point Alias data helps to identify properties in the Postcode Address File (PAF) that have additional address characteristics, such as properties that are referred to by a name as well as having a street number.

Alias can also be used to identify businesses working from home, by adding trading names to residential addresses.

Add additional address characteristics to Royal Mail's PAF Dataset with Alias

How Alias data can help your organisation

  • Improve deliveries
    Parcels can be delivered accurately to properties that have additional address identifiers such as a house name.
  • Address and identity verification
    Improve data quality, and accurately verify customer addresses and identities.
  • Identify businesses working from home
    Your marketing and planning campaigns can target businesses working from residential addresses.
Improve deliveries with Royal Mail PAF & Alias DatasetsAddress and identity verification with Royal Mail PAF & Alias DatasetsIdentify businesses working from home with Royal Mail PAF & Alias Datasets

Use Postcoder to access Alias with our simple and secure API

We're a Royal Mail Licensed Solution Provider, giving you pay-as-you-go access to PAF, including Alias, through our API, Postcoder.

Postcoder is hosted on a leading cloud platform in the UK and Ireland, and is supported by our friendly team of addressing specialists.

  • Secure HTTPS connection
  • GDPR compliant data processing
  • 99.99% API uptime
  • 350ms real-world response time
  • Free technical support and licensing guidance
  • Find out more about the power of Postcoder

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