willowvale postcode qld Home ›› Postcode Finder ›› QLD ›› Willowvale Willowvale local listingsThe suburb of Willowvale is located in QLD and has a postcode of 4370. Free willowvale business listing! Get the first free listing in willowvale! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.