caboonbah postcode qld Home ›› Postcode Finder ›› QLD ›› Caboonbah Caboonbah local listingsThe suburb of Caboonbah is located in QLD and has a postcode of 4312. Free caboonbah business listing! Get the first free listing in caboonbah! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.