Postcode

An alphanumeric code defined by the post office, which can identify properties to a location of within a handful of dwellings. Since their introduction they have been used for many purposes including assessing premiums for household insurance.
Found on http://www.encyclo.co.uk/local/20662

Postcode

Postcode, from AFD Software, is a software system which looks up addresses from
Found on http://www.probertencyclopaedia.com/browse/GP.HTM

Postcode

The units by which the delivery of post is managed by Royal Mail. There are four components to the code: The 'Area', i.e. 'SO', the 'District', i.e. '16', the 'Sector', i.e. '4' and 'Unit', i.e. 'GU'. A so-called 'Unit Postcode', the smallest postal unit.
Found on http://www.encyclo.co.uk/local/20195
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