Tregatillian is a village in Cornwall, England.

It is situated within the TR9 postcode district, which is within the St. Columb post town.

TR9 is the only postcode district within the St. Columb post town.

The St. Columb post town is within the Truro postcode area.

Key data for Tregatillian:

Administrative Ward: St Columb

Administrative District: Cornwall

Country: England

UK Parliament: St Austell and Newquay

NHS Local Health Authority: South West

NHS Region: Southern

A map showing the location of Tregatillian within the TR9 postcode district