Halstead is a village in Kent, England.
It is situated within the TN14 postcode district, which is within the Sevenoaks post town.
The full list of postcode districts within the Sevenoaks post town is as follows:
The Sevenoaks post town is within the Tonbridge postcode area.
Administrative Ward: Halstead, Knockholt and Badgers Mount
Administrative District: Sevenoaks
Administrative County: Kent
Country: England
UK Parliament: Sevenoaks
NHS Local Health Authority: South East Coast
NHS Region: Southern