Pewsham is a village in Wiltshire, England.
It is situated within the SN15 postcode district .
The SN15 postcode district lies within the following post towns:
The SN15 postcode district is within the Swindon" postcode area.
Administrative Ward: Chippenham Pewsham
Administrative District: Wiltshire
Country: England
UK Parliament: Chippenham
NHS Local Health Authority: South West
NHS Region: Southern