Welsh PAF definition

Definition :

The Welsh Postcode Address File (PAF) is an address file maintained by the Royal Mail, forming part of UK PAF which contains over 25 million addresses and 1.5 million postcodes. The Welsh PAF file is the most up-to-date and complete address database, using the Welsh language to describe streets and localities in Wales.

Welsh PAF data is critical when managing contact data as it ensures contact addresses are clean, up-to-date and accurate. Such data is vital for accurate mailing and demographic analysis of customers who reside in Wales.

PAF licences are bought and attributed to contact data management software and solutions. Having full access to the Postcode Address File will give huge benefits and advantages to those businesses wanting to maintain and ensure accurate address details.

Related information

• Improve your address data accuracy with use of PAF with QAS Pro
• Find out the latest on the Royal Mail PAF licence changes
• Find out more about our other International data sets