Thornley is a village in County Durham, England.
It is situated within the DL13 postcode district, which is within the Bishop Auckland post town.
The full list of postcode districts within the Bishop Auckland post town is as follows:
The Bishop Auckland post town is within the Darlington postcode area.
Administrative Ward: Crook North and Tow Law
Administrative District: County Durham
Country: England
UK Parliament: North West Durham
NHS Local Health Authority: North East
NHS Region: North, Midlands and the East