Westborough is a village in Lincolnshire, England.
It is situated within the NG23 postcode district, which is within the Newark post town.
The full list of postcode districts within the Newark post town is as follows:
The Newark post town is within the Nottingham postcode area.
Administrative Ward: Saxonwell
Administrative District: South Kesteven
Administrative County: Lincolnshire
Country: England
UK Parliament: Sleaford and North Hykeham
NHS Local Health Authority: East Midlands
NHS Region: North, Midlands and the East