Home Postcode finder VIC Port Welshpool Port Welshpool postcode VIC Port Welshpool is a locality in Victoria covered by postcode 3965. Postcode 3965 State or territory Victoria (VIC) Region Vic Far Country Add a free Port Welshpool business listing Be the first listing in Port Welshpool Common questionsWhat is the postcode for Port Welshpool?Port Welshpool, VIC has the postcode 3965.What state is Port Welshpool in?Port Welshpool is in Victoria (VIC).Does postcode 3965 cover more than one suburb?No. Postcode 3965 covers Port Welshpool only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in Victoria, or widen the search to every Australian postcode.