Cassop is a village in County Durham, England.
It is situated within the DH6 postcode district, which is within the Durham post town.
The full list of postcode districts within the Durham post town is as follows:
The Durham post town is within the Durham postcode area.
Administrative Ward: Coxhoe
Administrative District: County Durham
Country: England
UK Parliament: City of Durham
NHS Local Health Authority: North East
NHS Region: North, Midlands and the East