Home Postcode finder NSW Girvan Girvan postcode NSW Girvan is a locality in New South Wales covered by postcode 2425. Postcode 2425 State or territory New South Wales (NSW) Region Hunter Add a free Girvan business listing Be the first listing in Girvan Common questionsWhat is the postcode for Girvan?Girvan, NSW has the postcode 2425.What state is Girvan in?Girvan is in New South Wales (NSW).Does postcode 2425 cover more than one suburb?Yes. Postcode 2425 covers 6 localities, so the postcode alone does not identify Girvan. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.