Home Postcode finder QLD Bybera Bybera postcode QLD Bybera is a locality in Queensland covered by postcode 4387. Postcode 4387 State or territory Queensland (QLD) Region Toowoomba Region Add a free Bybera business listing Be the first listing in Bybera Common questionsWhat is the postcode for Bybera?Bybera, QLD has the postcode 4387.What state is Bybera in?Bybera is in Queensland (QLD).Does postcode 4387 cover more than one suburb?Yes. Postcode 4387 covers 9 localities, so the postcode alone does not identify Bybera. Browse other postcodes in Queensland, or widen the search to every Australian postcode.