Duddington is a village in Northamptonshire, 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: Fineshade
Administrative District: East Northamptonshire
Administrative County: Northamptonshire
Country: England
UK Parliament: Corby
NHS Local Health Authority: East Midlands
NHS Region: North, Midlands and the East