whyalla-jenkins postcode sa Home ›› Postcode Finder ›› SA ›› Whyalla-Jenkins Whyalla Jenkins local listingsThe suburb of Whyalla Jenkins is located in SA and has a postcode of 5609. Free whyalla jenkins business listing! Get the first free listing in whyalla jenkins! Search and find other Postcodes in South Australia or widen the search to Postcodes in Australia.