Home Postcode finder NSW Greystanes Greystanes postcode NSW Greystanes is a locality in New South Wales covered by postcode 2145. Postcode 2145 State or territory New South Wales (NSW) Region Seven Hills Add a free Greystanes business listing More business listings in Greystanes Businesses in GreystanesARB Antennas645 Merrylands Rd, Greystanes New South Wales 2145, Australia · 0414728872Black Forest Firewood80 Beresford Road · +61 0418 401 069Black Forest Firewood80 Beresford Road · +61 02 9631 5899 Common questionsWhat is the postcode for Greystanes?Greystanes, NSW has the postcode 2145.What state is Greystanes in?Greystanes is in New South Wales (NSW).Does postcode 2145 cover more than one suburb?Yes. Postcode 2145 covers 9 localities, so the postcode alone does not identify Greystanes. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.