Home Postcode finder QLD Goondiwindi Goondiwindi postcode QLD Goondiwindi is a locality in Queensland covered by postcode 4390. Postcode 4390 State or territory Queensland (QLD) Region Toowoomba Region Add a free Goondiwindi business listing More business listings in Goondiwindi Businesses in GoondiwindiGoondiwindi State High School1 Sandhurst St · 07 46700333Goondiwindi State School34 George St · 07 46777333Gundy Quality Fruit & Veg49 Marshall street · 0746714463 Common questionsWhat is the postcode for Goondiwindi?Goondiwindi, QLD has the postcode 4390.What state is Goondiwindi in?Goondiwindi is in Queensland (QLD).Does postcode 4390 cover more than one suburb?Yes. Postcode 4390 covers 10 localities, so the postcode alone does not identify Goondiwindi. Browse other postcodes in Queensland, or widen the search to every Australian postcode.