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Postcode Address File

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This is an old revision of this page, as edited by Tabletop (talk | contribs) at 05:28, 28 May 2005 (Category:Postal system). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

The Postcode Address File is a data file, available from the British Post Office, which is used to validate postal addresses against postcodes and to look up postcodes for addresses. Despite it being basic infrastructure, the Post Office restricts access to it, charging companies for postcode lookup services.