yowah postcode qld Home ›› Postcode Finder ›› QLD ›› Yowah Yowah local listingsThe suburb of Yowah is located in QLD and has a postcode of 4490. Free yowah business listing! 1Yowah State School5 Harlequin Drive 07 46554126 View more business listings in yowah Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.