Home Postcode finder QLD Sunshine Plaza Sunshine Plaza postcode QLD Sunshine Plaza is a locality in Queensland covered by postcode 4558. Postcode 4558 State or territory Queensland (QLD) Region Sunshine Coast Add a free Sunshine Plaza business listing Be the first listing in Sunshine Plaza Common questionsWhat is the postcode for Sunshine Plaza?Sunshine Plaza, QLD has the postcode 4558.What state is Sunshine Plaza in?Sunshine Plaza is in Queensland (QLD).Does postcode 4558 cover more than one suburb?Yes. Postcode 4558 covers 4 localities, so the postcode alone does not identify Sunshine Plaza. Browse other postcodes in Queensland, or widen the search to every Australian postcode.