Home Postcode finder NSWDL Appin Appin postcode NSWDL Appin is a locality in New South Wales covered by postcode 2560. Postcode 2560 State or territory New South Wales (NSWDL) Region Ingleburn Add a free Appin business listing More business listings in Appin Businesses in AppinAppin Public School97 Appin Rd · 02 46311220Best Underpinning78 Church Street · (02) 4631 1965 Best Underpinning78 Church Street · 0411212211 Common questionsWhat is the postcode for Appin?Appin, NSWDL has the postcode 2560.What state is Appin in?Appin is in New South Wales (NSWDL).Does postcode 2560 cover more than one suburb?Yes. Postcode 2560 covers 19 localities, so the postcode alone does not identify Appin. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.