Home Postcode finder QLD Wowan Wowan postcode QLD Wowan is a locality in Queensland covered by postcode 4702. Postcode 4702 State or territory Queensland (QLD) Region Central QLD Add a free Wowan business listing More business listings in Wowan Businesses in WowanWowan State School27 Don St · 07 49371133 Common questionsWhat is the postcode for Wowan?Wowan, QLD has the postcode 4702.What state is Wowan in?Wowan is in Queensland (QLD).Does postcode 4702 cover more than one suburb?Yes. Postcode 4702 covers 87 localities, so the postcode alone does not identify Wowan. Browse other postcodes in Queensland, or widen the search to every Australian postcode.