rockhampton-city postcode qld Home ›› Postcode Finder ›› QLD ›› Rockhampton-City Rockhampton City local listingsThe suburb of Rockhampton City is located in QLD and has a postcode of 4700. Free rockhampton city business listing! Get the first free listing in rockhampton city! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.