Marston is a village in Wiltshire, England.
It is situated within the SN10 postcode district, which is within the Devizes post town.
SN10 is the only postcode district within the Devizes post town.
The Devizes post town is within the Swindon postcode area.
Administrative Ward: The Lavingtons and Erlestoke
Administrative District: Wiltshire
Country: England
UK Parliament: Devizes
NHS Local Health Authority: South West
NHS Region: Southern