Arthill is a village in Cheshire, England.
It is situated within the WA14 postcode district, which is within the Altrincham post town.
The full list of postcode districts within the Altrincham post town is as follows:
The Altrincham post town is within the Warrington postcode area.
Administrative Ward: High Legh
Administrative District: Cheshire East
Country: England
UK Parliament: Tatton
NHS Local Health Authority: North West
NHS Region: North, Midlands and the East