helidon-spa postcode qld Home ›› Postcode Finder ›› QLD ›› Helidon-Spa Helidon Spa local listingsThe suburb of Helidon Spa is located in QLD and has a postcode of 4344. Free helidon spa business listing! Get the first free listing in helidon spa! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.