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Ordnance Survey – Great Britain's national mapping agency
Code-Point polygons are produced by tessellating individual address records from ADDRESS-POINT®, they are then nested within the sector boundaries prescribed by Royal Mail®. Code-Point polygons enclose every fully matched address in the correct boundary and are significantly more accurate than previous products of this type.
It provides a precise geographical location for each postcode unit in Great Britain. There are approximately 1.7 million postcode units in England, Scotland and Wales. Each postcode unit, such as KY12 8UP or PO14 2RS, contains an average of fifteen adjoining addresses.

Take a look at how Code-Point data might appear in a GIS by launching our product viewer.
ESRI is a registered trademark of Environmental Systems Research Institute Inc. Royal Mail is a registered trademark of Royal Mail Group plc.