Home Postcode finder VIC Reservoir North Reservoir North postcode VIC Reservoir North is a locality in Victoria covered by postcode 3073. Postcode 3073 State or territory Victoria (VIC) Region Preston Add a free Reservoir North business listing More business listings in Reservoir North Businesses in Reservoir NorthSt Joseph the Worker School79 Wilson Boulevard · 03 94607506 Common questionsWhat is the postcode for Reservoir North?Reservoir North, VIC has the postcode 3073.What state is Reservoir North in?Reservoir North is in Victoria (VIC).Does postcode 3073 cover more than one suburb?Yes. Postcode 3073 covers 5 localities, so the postcode alone does not identify Reservoir North. Browse other postcodes in Victoria, or widen the search to every Australian postcode.