Home Postcode finder QLD Nathan Nathan postcode QLD Nathan is a locality in Queensland covered by postcode 4111. Postcode 4111 State or territory Queensland (QLD) Region Heathwood Add a free Nathan business listing Be the first listing in Nathan Common questionsWhat is the postcode for Nathan?Nathan, QLD has the postcode 4111.What state is Nathan in?Nathan is in Queensland (QLD).Does postcode 4111 cover more than one suburb?No. Postcode 4111 covers Nathan only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Queensland, or widen the search to every Australian postcode.