Home Postcode finder QLD Toowong Toowong postcode QLD Toowong is a locality in Queensland covered by postcode 4066. Postcode 4066 State or territory Queensland (QLD) Region Northgate Add a free Toowong business listing More business listings in Toowong Businesses in ToowongBelle Property55 Sherwood Rd · (07) 3120 2350Best Floor Sanding9 Sherwood Road · 07 3054 7172Best Locksmith Brisbanelevel 4/49 Sherwood Road, Toowong QLD 4066, Australia · (07) 3085 9211 Common questionsWhat is the postcode for Toowong?Toowong, QLD has the postcode 4066.What state is Toowong in?Toowong is in Queensland (QLD).Does postcode 4066 cover more than one suburb?Yes. Postcode 4066 covers 3 localities, so the postcode alone does not identify Toowong. Browse other postcodes in Queensland, or widen the search to every Australian postcode.