Old Grendon is a village in Warwickshire, England.
It is situated within the CV9 postcode district, which is within the Atherstone post town.
CV9 is the only postcode district within the Atherstone post town.
The Atherstone post town is within the Coventry postcode area.
Administrative Ward: Baddesley and Grendon
Administrative District: North Warwickshire
Administrative County: Warwickshire
Country: England
UK Parliament: North Warwickshire
NHS Local Health Authority: West Midlands
NHS Region: North, Midlands and the East