Home Postcode finder VIC Banksia Peninsula Banksia Peninsula postcode VIC Banksia Peninsula is a locality in Victoria covered by postcode 3875. Postcode 3875 State or territory Victoria (VIC) Region Vic Far Country Add a free Banksia Peninsula business listing Be the first listing in Banksia Peninsula Common questionsWhat is the postcode for Banksia Peninsula?Banksia Peninsula, VIC has the postcode 3875.What state is Banksia Peninsula in?Banksia Peninsula is in Victoria (VIC).Does postcode 3875 cover more than one suburb?Yes. Postcode 3875 covers 34 localities, so the postcode alone does not identify Banksia Peninsula. Browse other postcodes in Victoria, or widen the search to every Australian postcode.