Home Postcode finder QLD Kilcoy Kilcoy postcode QLD Kilcoy is a locality in Queensland covered by postcode 4515. Postcode 4515 State or territory Queensland (QLD) Region Moreton Add a free Kilcoy business listing More business listings in Kilcoy Businesses in KilcoyKilcoy State High SchoolSeib St · 07 54224343Kilcoy State School47 Royston St · 07 54971207Lake Somerset Holiday ParkKilcoy · 07 5497 1093 Common questionsWhat is the postcode for Kilcoy?Kilcoy, QLD has the postcode 4515.What state is Kilcoy in?Kilcoy is in Queensland (QLD).Does postcode 4515 cover more than one suburb?Yes. Postcode 4515 covers 12 localities, so the postcode alone does not identify Kilcoy. Browse other postcodes in Queensland, or widen the search to every Australian postcode.