Halsall is a village in Lancashire, England.
It is situated within the L39 postcode district, which is within the Ormskirk post town.
The full list of postcode districts within the Ormskirk post town is as follows:
The Ormskirk post town is within the Liverpool postcode area.
Administrative Ward: Halsall
Administrative District: West Lancashire
Administrative County: Lancashire
Country: England
UK Parliament: West Lancashire
NHS Local Health Authority: North West
NHS Region: North, Midlands and the East