yirrkala postcode nt Home ›› Postcode Finder ›› NT ›› Yirrkala Yirrkala local listingsThe suburb of Yirrkala is located in NT and has a postcode of 880. Free yirrkala business listing! 1Yirrkala Homeland School 08 89871988 View more business listings in yirrkala Search and find other Postcodes in Northern Territory or widen the search to Postcodes in Australia.