Home Postcodes by state QLD Buchanan Buchanan postcode QLD Buchanan is a locality in Queensland covered by postcode 4816. Postcode 4816 (every locality with postcode 4816) State or territory Queensland (QLD) Region North QLD Add a free Buchanan business listing Be the first listing in Buchanan Also in postcode 4816Alligator CreekQLD 4816Balgal BeachQLD 4816BarringhaQLD 4816BrookhillQLD 4816CalciumQLD 4816CarruchanQLD 4816ClemantQLD 4816CrimeaQLD 4816Crystal CreekQLD 4816CungullaQLD 4816EllerbeckQLD 4816GreenvaleQLD 4816Hidden ValleyQLD 4816HomesteadQLD 4816JulagoQLD 4816KennedyQLD 4816MacrossanQLD 4816Majors CreekQLD 4816Malpas-TrentonQLD 4816MingelaQLD 4816Mount ElliotQLD 4816MutarneeQLD 4816NeliaQLD 4816NomeQLD 4816Palm IslandQLD 4816PalumaQLD 4816PentlandQLD 4816PrairieQLD 4816RavenswoodQLD 4816Reid RiverQLD 4816And 9 more localities. Other places called BuchananBuchananNSW 2323BuchananNT 0852BuchananSA 5374 Common questionsWhat is the postcode for Buchanan?Buchanan, QLD has the postcode 4816.What state is Buchanan in?Buchanan is in Queensland (QLD).Does postcode 4816 cover more than one suburb?Yes. Postcode 4816 covers 40 localities, so the postcode alone does not identify Buchanan. Browse other postcodes in Queensland, or widen the search to every Australian postcode.