bald-knob postcode qldga Home ›› Postcode Finder ›› QLDGA ›› Bald-Knob Bald Knob local listingsThe suburb of Bald Knob is located in QLD and has a postcode of 4552. Free bald knob business listing! Get the first free listing in bald knob! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.