Charlton-on-Otmoor is a village in Oxfordshire, England.
It is situated within the OX5 postcode district, which is within the Kidlington post town.
OX5 is the only postcode district within the Kidlington post town.
The Kidlington post town is within the Oxford postcode area.
Administrative Ward: Otmoor
Administrative District: Cherwell
Administrative County: Oxfordshire
Country: England
UK Parliament: Henley
NHS Local Health Authority: South Central
NHS Region: Southern