Home Postcode finder VIC Sutton Grange Sutton Grange postcode VIC Sutton Grange is a locality in Victoria covered by postcode 3448. Postcode 3448 State or territory Victoria (VIC) Region Vic Far Country Add a free Sutton Grange business listing Be the first listing in Sutton Grange Common questionsWhat is the postcode for Sutton Grange?Sutton Grange, VIC has the postcode 3448.What state is Sutton Grange in?Sutton Grange is in Victoria (VIC).Does postcode 3448 cover more than one suburb?Yes. Postcode 3448 covers 3 localities, so the postcode alone does not identify Sutton Grange. Browse other postcodes in Victoria, or widen the search to every Australian postcode.