Watchfield is a village in Oxfordshire, England.
It is situated within the SN6 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: Shrivenham
Administrative District: Vale of White Horse
Administrative County: Oxfordshire
Country: England
UK Parliament: Wantage
NHS Local Health Authority: South Central
NHS Region: Southern