Harefield is a village in London, England.

It is situated within the UB9 postcode district, which is within the Uxbridge post town.

The full list of postcode districts within the Uxbridge post town is as follows:

The Uxbridge post town is within the Southall postcode area.

Key data for Harefield:

Administrative Ward: Harefield

Administrative District: Hillingdon

Country: England

UK Parliament: Ruislip, Northwood and Pinner

NHS Local Health Authority: London

NHS Region: London

A map showing the location of Harefield within the UB9 postcode district