margate postcode qldru Home ›› Postcode Finder ›› QLDRU ›› Margate Margate local listingsThe suburb of Margate is located in QLD and has a postcode of 4019. Free margate business listing! 1Humpybong State School56 Ernest St 07 32842736 View more business listings in margate Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.