Home Postcode finder VIC Wonthaggi Wonthaggi postcode VIC Wonthaggi is a locality in Victoria covered by postcode 3995. Postcode 3995 State or territory Victoria (VIC) Region Vic Far Country Add a free Wonthaggi business listing More business listings in Wonthaggi Businesses in WonthaggiWonthaggi Secondary CollegeMcBride Ave · 03 56721344Wonthaggi Secondary CollegeSouth Dudley Rd · 03 56722022St Joseph's School92-110 Korumburra Rd · 03 56721052 Common questionsWhat is the postcode for Wonthaggi?Wonthaggi, VIC has the postcode 3995.What state is Wonthaggi in?Wonthaggi is in Victoria (VIC).Does postcode 3995 cover more than one suburb?Yes. Postcode 3995 covers 12 localities, so the postcode alone does not identify Wonthaggi. Browse other postcodes in Victoria, or widen the search to every Australian postcode.