Barnack is a village in Cambridgeshire, England.
It is situated within the PE9 postcode district, which is within the Stamford post town.
PE9 is the only postcode district within the Stamford post town.
The Stamford post town is within the Peterborough postcode area.
Administrative Ward: Barnack
Administrative District: Peterborough
Country: England
UK Parliament: North West Cambridgeshire
NHS Local Health Authority: East of England
NHS Region: North, Midlands and the East