new-beith postcode qldga Home ›› Postcode Finder ›› QLDGA ›› New-Beith New Beith local listingsThe suburb of New Beith is located in QLD and has a postcode of 4124. Free new beith business listing! Get the first free listing in new beith! Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.