diddillibah postcode qld Home ›› Postcode Finder ›› QLD ›› Diddillibah Diddillibah local listingsThe suburb of Diddillibah is located in QLD and has a postcode of 4559. Free diddillibah business listing! 1Australian Motorcycle Components1 Fernhill Place, Diddillibah QLD 4559, Australia +617545187332Y3 Games44 Rivergum Drive 0432924002 View more business listings in diddillibah Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.