cardwell postcode qld Home ›› Postcode Finder ›› QLD ›› Cardwell Cardwell local listingsThe suburb of Cardwell is located in QLD and has a postcode of 4849. Free cardwell business listing! 1Cardwell State School43 Victoria St 07 40668663 View more business listings in cardwell Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.