Home Postcode finder VIC Caroline Springs Caroline Springs postcode VIC Caroline Springs is a locality in Victoria covered by postcode 3023. Postcode 3023 State or territory Victoria (VIC) Region Footscray Add a free Caroline Springs business listing More business listings in Caroline Springs Businesses in Caroline SpringsAAA Plantation Shutters Online30 Brunton Avenue, Caroline Springs VIC, Australia · +61 3 9007 2717AART Entertainment GroupCaroline Springs · 0419 624 556ADG Hair Extensions Land40 Warner Way · 0434355678 Common questionsWhat is the postcode for Caroline Springs?Caroline Springs, VIC has the postcode 3023.What state is Caroline Springs in?Caroline Springs is in Victoria (VIC).Does postcode 3023 cover more than one suburb?Yes. Postcode 3023 covers 7 localities, so the postcode alone does not identify Caroline Springs. Browse other postcodes in Victoria, or widen the search to every Australian postcode.