mount-macarthur postcode qld Home ›› Postcode Finder ›› QLD ›› Mount-Macarthur Mount Macarthur local listingsThe suburb of Mount Macarthur is located in QLD and has a postcode of 4723. Free mount macarthur business listing! Get the first free listing in mount macarthur! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.