Home Postcode finder QLD Silver Valley Silver Valley postcode QLD Silver Valley is a locality in Queensland covered by postcode 4872. Postcode 4872 State or territory Queensland (QLD) Region North QLD Add a free Silver Valley business listing Be the first listing in Silver Valley Common questionsWhat is the postcode for Silver Valley?Silver Valley, QLD has the postcode 4872.What state is Silver Valley in?Silver Valley is in Queensland (QLD).Does postcode 4872 cover more than one suburb?Yes. Postcode 4872 covers 21 localities, so the postcode alone does not identify Silver Valley. Browse other postcodes in Queensland, or widen the search to every Australian postcode.