Frognall is a village in Lincolnshire, England.
It is situated within the PE6 postcode district, which is within the Peterborough post town.
The full list of postcode districts within the Peterborough post town is as follows:
The Peterborough post town is within the Peterborough postcode area.
Administrative Ward: Deeping St James
Administrative District: South Kesteven
Administrative County: Lincolnshire
Country: England
UK Parliament: South Holland and The Deepings
NHS Local Health Authority: East Midlands
NHS Region: North, Midlands and the East