South Hill is a village in Cornwall, England.
It is situated within the PL17 postcode district, which is within the Callington post town.
PL17 is the only postcode district within the Callington post town.
The Callington post town is within the Plymouth postcode area.
Administrative Ward: St Ive
Administrative District: Cornwall
Country: England
UK Parliament: South East Cornwall
NHS Local Health Authority: South West
NHS Region: Southern