shannonvale postcode qld Home ›› Postcode Finder ›› QLD ›› Shannonvale Shannonvale local listingsThe suburb of Shannonvale is located in QLD and has a postcode of 4873. Free shannonvale business listing! Get the first free listing in shannonvale! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.