plainland postcode qldga Home ›› Postcode Finder ›› QLDGA ›› Plainland Plainland local listingsThe suburb of Plainland is located in QLD and has a postcode of 4341. Free plainland business listing! 1Faith Lutheran College5 Faith Avenue 07 54669900 View more business listings in plainland Search and find other Postcodes in Queensland or widen the search to Postcodes in Australia.