Home Postcode finder NSW Mongogarie Mongogarie postcode NSW Mongogarie is a locality in New South Wales covered by postcode 2470. Postcode 2470 State or territory New South Wales (NSW) Region NSW North Coast Add a free Mongogarie business listing Be the first listing in Mongogarie Common questionsWhat is the postcode for Mongogarie?Mongogarie, NSW has the postcode 2470.What state is Mongogarie in?Mongogarie is in New South Wales (NSW).Does postcode 2470 cover more than one suburb?Yes. Postcode 2470 covers 25 localities, so the postcode alone does not identify Mongogarie. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.