obum-obum postcode qldga Home ›› Postcode Finder ›› QLDGA ›› Obum-Obum Obum Obum local listingsThe suburb of Obum Obum is located in QLD and has a postcode of 4309. Free obum obum business listing! Get the first free listing in obum obum! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.