Home Postcode finder VIC Don Valley Don Valley postcode VIC Don Valley is a locality in Victoria covered by postcode 3139. Postcode 3139 State or territory Victoria (VIC) Region Ringwood Add a free Don Valley business listing More business listings in Don Valley Businesses in Don ValleyBHC Demolitions1370 Don Road, Don Valley VIC, Australia · +61425037677 Common questionsWhat is the postcode for Don Valley?Don Valley, VIC has the postcode 3139.What state is Don Valley in?Don Valley is in Victoria (VIC).Does postcode 3139 cover more than one suburb?Yes. Postcode 3139 covers 10 localities, so the postcode alone does not identify Don Valley. Browse other postcodes in Victoria, or widen the search to every Australian postcode.