North Petherwin is a village in Cornwall, England.
It is situated within the PL15 postcode district, which is within the Launceston post town.
PL15 is the only postcode district within the Launceston post town.
The Launceston post town is within the Plymouth postcode area.
Administrative Ward: Launceston North
Administrative District: Cornwall
Country: England
UK Parliament: North Cornwall
NHS Local Health Authority: South West
NHS Region: Southern