Home Postcode finder QLD East Toowoomba East Toowoomba postcode QLD East Toowoomba is a locality in Queensland covered by postcode 4350. Postcode 4350 State or territory Queensland (QLD) Region Toowoomba Region Add a free East Toowoomba business listing More business listings in East Toowoomba Businesses in East ToowoombaDarline Downs Hair Transplant Clinicsuite 105/15 Scott St, East Toowoomba QLD 4350, Australia · 0411 945 333Fairholme College40 Wirra Wirra St · 07 46884688honeymedia6 Burstow Street, East Toowoomba QLD 4350, Australia · +61439669339 Common questionsWhat is the postcode for East Toowoomba?East Toowoomba, QLD has the postcode 4350.What state is East Toowoomba in?East Toowoomba is in Queensland (QLD).Does postcode 4350 cover more than one suburb?Yes. Postcode 4350 covers 43 localities, so the postcode alone does not identify East Toowoomba. Browse other postcodes in Queensland, or widen the search to every Australian postcode.