Hardwick is a village in County Durham, England.
It is situated within the TS19 postcode district, which is within the Stockton-on-Tees post town.
The full list of postcode districts within the Stockton-on-Tees post town is as follows:
The Stockton-on-Tees post town is within the Cleveland postcode area.
Administrative Ward: Hardwick
Administrative District: Stockton-on-Tees
Country: England
UK Parliament: Stockton North
NHS Local Health Authority: North East
NHS Region: North, Midlands and the East