Lydiard Millicent is a village in Wiltshire, England.
It is situated within the SN5 postcode district, which is within the Swindon post town.
The full list of postcode districts within the Swindon post town is as follows:
The Swindon post town is within the Swindon postcode area.
Administrative Ward: Wootton Bassett East
Administrative District: Wiltshire
Country: England
UK Parliament: North Wiltshire
NHS Local Health Authority: South West
NHS Region: Southern