Postcode Address File

What is the most widely-recognised and used source and reference point for UK addresses?

Simple, the Royal Mail Postcode Address File (PAF), which is a core part of all AFD Software name and address validation solutons.

Try It

Using the form below, enter your postcode or start typing an address to see results returned. Select an address and you will see the PAF data returned.



Postcode Address File (PAF)

At AFD we are heavily involved with Royal Mail in producing and distributing PAF. In addition to providing thousands of AFD Software customers with Name, Address and Bank validation solutions, we serve Royal Mail in a unique way. We do this by checking, processing and distributing the files on which over 40,000 organisations rely and which is accessed by millions of people during their everyday lives.

AFD Software helps organisations, large and small, to validate and cleanse address data.

Documentation on AFD’s Royal Mail address finder API and Royal Mail postcode finder API can be found in our Developers section here.

mailLink mailLink

We are here to help

We serve thousands of organisations and a network of hundreds of partners across multiple industry sectors, enabling them to have full confidence in their contact data.