Home Postcode finder VIC Westmere Westmere postcode VIC Westmere is a locality in Victoria covered by postcode 3351. Postcode 3351 State or territory Victoria (VIC) Region Vic Country Add a free Westmere business listing Be the first listing in Westmere Common questionsWhat is the postcode for Westmere?Westmere, VIC has the postcode 3351.What state is Westmere in?Westmere is in Victoria (VIC).Does postcode 3351 cover more than one suburb?Yes. Postcode 3351 covers 27 localities, so the postcode alone does not identify Westmere. Browse other postcodes in Victoria, or widen the search to every Australian postcode.