Hilmarton is a village in Wiltshire, England.
It is situated within the SN11 postcode district, which is within the Calne post town.
SN11 is the only postcode district within the Calne post town.
The Calne post town is within the Swindon postcode area.
Administrative Ward: Calne Rural
Administrative District: Wiltshire
Country: England
UK Parliament: North Wiltshire
NHS Local Health Authority: South West
NHS Region: Southern