ningi postcode qld Home ›› Postcode Finder ›› QLD ›› Ningi Ningi local listingsThe suburb of Ningi is located in QLD and has a postcode of 4511. Free ningi business listing! 1Ecosafe Wastewater Treatment1 Cocos Drive 4511 View more business listings in ningi Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.