Home Postcode finder QLD Oakey Oakey postcode QLD Oakey is a locality in Queensland covered by postcode 4401. Postcode 4401 State or territory Queensland (QLD) Region Toowoomba Region Add a free Oakey business listing More business listings in Oakey Businesses in OakeyBloom Roster Care21 Shannon Court, Oakey QLD · 0423 271 296Oakey State High School1 Campbell St · 07 46914100Oakey State School24 Campbell St · 07 46920333 Common questionsWhat is the postcode for Oakey?Oakey, QLD has the postcode 4401.What state is Oakey in?Oakey is in Queensland (QLD).Does postcode 4401 cover more than one suburb?Yes. Postcode 4401 covers 16 localities, so the postcode alone does not identify Oakey. Browse other postcodes in Queensland, or widen the search to every Australian postcode.