Home Postcode finder NSW Port Botany Port Botany postcode NSW Port Botany is a locality in New South Wales covered by postcode 2036. Postcode 2036 State or territory New South Wales (NSW) Region Alexandria Add a free Port Botany business listing Be the first listing in Port Botany Common questionsWhat is the postcode for Port Botany?Port Botany, NSW has the postcode 2036.What state is Port Botany in?Port Botany is in New South Wales (NSW).Does postcode 2036 cover more than one suburb?Yes. Postcode 2036 covers 9 localities, so the postcode alone does not identify Port Botany. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.