Home Postcode finder WA Bunbury Bunbury postcode WA Bunbury is a locality in Western Australia covered by postcode 6230. Postcode 6230 State or territory Western Australia (WA) Region Wa Subs 2 Gsr Add a free Bunbury business listing More business listings in Bunbury Businesses in BunburyA&E Legal Bunbury3/10 Victoria St, Bunbury WA, Australia · (08) 9272 3178Adam Road Primary SchoolCnr Adam Rd & Hotchins St · 08 97958999Bankruptcy BunburyBunbury · 130 0795 575 Common questionsWhat is the postcode for Bunbury?Bunbury, WA has the postcode 6230.What state is Bunbury in?Bunbury is in Western Australia (WA).Does postcode 6230 cover more than one suburb?Yes. Postcode 6230 covers 13 localities, so the postcode alone does not identify Bunbury. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.