Home Postcode finder VIC Red Hill South Red Hill South postcode VIC Red Hill South is a locality in Victoria covered by postcode 3937. Postcode 3937 State or territory Victoria (VIC) Region Frankston Add a free Red Hill South business listing Be the first listing in Red Hill South Common questionsWhat is the postcode for Red Hill South?Red Hill South, VIC has the postcode 3937.What state is Red Hill South in?Red Hill South is in Victoria (VIC).Does postcode 3937 cover more than one suburb?Yes. Postcode 3937 covers 2 localities, so the postcode alone does not identify Red Hill South. Browse other postcodes in Victoria, or widen the search to every Australian postcode.