Home Postcode finder QLD Parknook Parknook postcode QLD Parknook is a locality in Queensland covered by postcode 4417. Postcode 4417 State or territory Queensland (QLD) Region Toowoomba Region Add a free Parknook business listing Be the first listing in Parknook Common questionsWhat is the postcode for Parknook?Parknook, QLD has the postcode 4417.What state is Parknook in?Parknook is in Queensland (QLD).Does postcode 4417 cover more than one suburb?Yes. Postcode 4417 covers 7 localities, so the postcode alone does not identify Parknook. Browse other postcodes in Queensland, or widen the search to every Australian postcode.