Grantchester is a village in Cambridgeshire, England.
It is situated within the CB3 postcode district, which is within the Cambridge post town.
The full list of postcode districts within the Cambridge post town is as follows:
The Cambridge post town is within the Cambridge postcode area.
Administrative Ward: Barton
Administrative District: South Cambridgeshire
Administrative County: Cambridgeshire
Country: England
UK Parliament: South Cambridgeshire
NHS Local Health Authority: East of England
NHS Region: North, Midlands and the East