Home Postcode finder NSW Cecil Hills Cecil Hills postcode NSW Cecil Hills is a locality in New South Wales covered by postcode 2171. Postcode 2171 State or territory New South Wales (NSW) Region Ingleburn Add a free Cecil Hills business listing More business listings in Cecil Hills Businesses in Cecil HillsBG Painting And DecoratingCecil Ave · 0405910151Cecil Hills High SchoolSpencer Rd · 02 98221435Cecil Hills Public SchoolLeopold Drive · 02 98220504 Common questionsWhat is the postcode for Cecil Hills?Cecil Hills, NSW has the postcode 2171.What state is Cecil Hills in?Cecil Hills is in New South Wales (NSW).Does postcode 2171 cover more than one suburb?Yes. Postcode 2171 covers 8 localities, so the postcode alone does not identify Cecil Hills. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.