Tadmarton is a village in Oxfordshire, England.
It is situated within the OX15 postcode district, which is within the Banbury post town.
The full list of postcode districts within the Banbury post town is as follows:
The Banbury post town is within the Oxford postcode area.
Administrative Ward: Sibford
Administrative District: Cherwell
Administrative County: Oxfordshire
Country: England
UK Parliament: Banbury
NHS Local Health Authority: South Central
NHS Region: Southern