Home Postcode finder NSW Oakville Oakville postcode NSW Oakville is a locality in New South Wales covered by postcode 2765. Postcode 2765 State or territory New South Wales (NSW) Region Nepean Add a free Oakville business listing More business listings in Oakville Businesses in OakvilleArndell Anglican College124 Wolseley Rd · 02 45723633Flourish Early Learning Centre Oakville16 Harkness Rd, Oakville NSW 2765, Australia · 02 9627 2927Good Az Gold Tours And Transfers208 Boundary Road · 0408 97 3267 Common questionsWhat is the postcode for Oakville?Oakville, NSW has the postcode 2765.What state is Oakville in?Oakville is in New South Wales (NSW).Does postcode 2765 cover more than one suburb?Yes. Postcode 2765 covers 8 localities, so the postcode alone does not identify Oakville. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.