Buncton is a village in West Sussex, England.
It is situated within the BN44 postcode district, which is within the Steyning post town.
BN44 is the only postcode district within the Steyning post town.
The Steyning post town is within the Brighton postcode area.
Administrative Ward: Chanctonbury
Administrative District: Horsham
Administrative County: West Sussex
Country: England
UK Parliament: Arundel and South Downs
NHS Local Health Authority: South East Coast
NHS Region: Southern