Selmeston is a village in East Sussex, England.
It is situated within the BN26 postcode district, which is within the Polegate post town.
BN26 is the only postcode district within the Polegate post town.
The Polegate post town is within the Brighton postcode area.
Administrative Ward: Alfriston
Administrative District: Wealden
Administrative County: East Sussex
Country: England
UK Parliament: Lewes
NHS Local Health Authority: South East Coast
NHS Region: Southern