Home Postcode finder VIC Powlett Plains Powlett Plains postcode VIC Powlett Plains is a locality in Victoria covered by postcode 3517. Postcode 3517 State or territory Victoria (VIC) Region Vic Far Country Add a free Powlett Plains business listing Be the first listing in Powlett Plains Common questionsWhat is the postcode for Powlett Plains?Powlett Plains, VIC has the postcode 3517.What state is Powlett Plains in?Powlett Plains is in Victoria (VIC).Does postcode 3517 cover more than one suburb?Yes. Postcode 3517 covers 11 localities, so the postcode alone does not identify Powlett Plains. Browse other postcodes in Victoria, or widen the search to every Australian postcode.