Home Postcode finder VIC Belvedere Park Belvedere Park postcode VIC Belvedere Park is a locality in Victoria covered by postcode 3198. Postcode 3198 State or territory Victoria (VIC) Region Frankston Add a free Belvedere Park business listing Be the first listing in Belvedere Park Common questionsWhat is the postcode for Belvedere Park?Belvedere Park, VIC has the postcode 3198.What state is Belvedere Park in?Belvedere Park is in Victoria (VIC).Does postcode 3198 cover more than one suburb?Yes. Postcode 3198 covers 2 localities, so the postcode alone does not identify Belvedere Park. Browse other postcodes in Victoria, or widen the search to every Australian postcode.