Dunham Massey is a village in Greater Manchester, England.
It is situated within the WA14 postcode district, which is within the Altrincham post town.
The full list of postcode districts within the Altrincham post town is as follows:
The Altrincham post town is within the Warrington postcode area.
Administrative Ward: Bowdon
Administrative District: Trafford
Country: England
UK Parliament: Altrincham and Sale West
NHS Local Health Authority: North West
NHS Region: North, Midlands and the East