Columbia is a village in Tyne and Wear, England.
It is situated within the NE38 postcode district, which is within the Washington post town.
The full list of postcode districts within the Washington post town is as follows:
The Washington post town is within the Newcastle upon Tyne postcode area.
Administrative Ward: Washington Central
Administrative District: Sunderland
Country: England
UK Parliament: Washington and Sunderland West
NHS Local Health Authority: North East
NHS Region: North, Midlands and the East