Newarthill is a village in North Lanarkshire, Scotland.
It is situated within the ML1 postcode district, which is within the Motherwell post town.
ML1 is the only postcode district within the Motherwell post town.
The Motherwell post town is within the Motherwell postcode area.
Administrative Ward: Motherwell North
Administrative District: North Lanarkshire
Country: Scotland
UK Parliament: Motherwell and Wishaw
NHS Local Health Authority: Lanarkshire