High Ongar is a village in Essex, England.
It is situated within the CM5 postcode district, which is within the Ongar post town.
CM5 is the only postcode district within the Ongar post town.
The Ongar post town is within the Chelmsford postcode area.
Administrative Ward: High Ongar, Willingale and The Rodings
Administrative District: Epping Forest
Administrative County: Essex
Country: England
UK Parliament: Brentwood and Ongar
NHS Local Health Authority: East of England
NHS Region: North, Midlands and the East