Home Postcode finder QLD Kaimkillenbun Kaimkillenbun postcode QLD Kaimkillenbun is a locality in Queensland covered by postcode 4406. Postcode 4406 State or territory Queensland (QLD) Region Toowoomba Region Add a free Kaimkillenbun business listing More business listings in Kaimkillenbun Businesses in KaimkillenbunKaimkillenbun State SchoolMessenger St · 07 46634155 Common questionsWhat is the postcode for Kaimkillenbun?Kaimkillenbun, QLD has the postcode 4406.What state is Kaimkillenbun in?Kaimkillenbun is in Queensland (QLD).Does postcode 4406 cover more than one suburb?Yes. Postcode 4406 covers 10 localities, so the postcode alone does not identify Kaimkillenbun. Browse other postcodes in Queensland, or widen the search to every Australian postcode.