Home Postcode finder VIC Cottles Bridge Cottles Bridge postcode VIC Cottles Bridge is a locality in Victoria covered by postcode 3099. Postcode 3099 State or territory Victoria (VIC) Region Melbourne North West Add a free Cottles Bridge business listing Be the first listing in Cottles Bridge Common questionsWhat is the postcode for Cottles Bridge?Cottles Bridge, VIC has the postcode 3099.What state is Cottles Bridge in?Cottles Bridge is in Victoria (VIC).Does postcode 3099 cover more than one suburb?Yes. Postcode 3099 covers 5 localities, so the postcode alone does not identify Cottles Bridge. Browse other postcodes in Victoria, or widen the search to every Australian postcode.