fitzroy-island postcode qldgu Home ›› Postcode Finder ›› QLDGU ›› Fitzroy-Island Fitzroy Island local listingsThe suburb of Fitzroy Island is located in QLD and has a postcode of 4871. Free fitzroy island business listing! Get the first free listing in fitzroy island! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.