guanaba postcode qldga Home ›› Postcode Finder ›› QLDGA ›› Guanaba Guanaba local listingsThe suburb of Guanaba is located in QLD and has a postcode of 4210. Free guanaba business listing! 1Streetsmart Business School270 Birds rd Guanaba Queensland 4210 1300-881-671 View more business listings in guanaba Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.