geraldton postcode wa Home ›› Postcode Finder ›› WA ›› Geraldton Geraldton local listingsThe suburb of Geraldton is located in WA and has a postcode of 6530. Free geraldton business listing! 1John Willcock CollegeHighbury St 08 996583002Holland Street School12 Holland St 08 992123423Nagle Catholic CollegeSanford St 08 99644410 View more business listings in geraldton Search and find other Postcodes in Western Australia or widen the search to Postcodes in Australia.