Keymer is a village in West Sussex, England.

It is situated within the BN6 postcode district, which is within the Hassocks post town.

BN6 is the only postcode district within the Hassocks post town.

The Hassocks post town is within the Brighton postcode area.

Key data for Keymer:

Administrative Ward: Hassocks

Administrative District: Mid Sussex

Administrative County: West Sussex

Country: England

UK Parliament: Arundel and South Downs

NHS Local Health Authority: South East Coast

NHS Region: Southern

A map showing the location of Keymer within the BN6 postcode district