miami postcode qld Home ›› Postcode Finder ›› QLD ›› Miami Miami local listingsThe suburb of Miami is located in QLD and has a postcode of 4220. Free miami business listing! 1Miami State High School2137-2205 Gold Coast Hwy 07 555403332East Coast Automation20 Oak St (07) 5531 20883Positive Tranceformations16 Marine Parade 07 55766410 View more business listings in miami Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.