Home Postcode finder WA South Bunbury South Bunbury postcode WA South 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 South Bunbury business listing More business listings in South Bunbury Businesses in South BunburyBunbury Family Dental Centre114 Clarke Street, South Bunbury WA, Australia · (08) 9721 3322Chem Dry Clean and Green1 Blair St, South Bunbury Western Australia 6230, Australia · 0488 950 833College Row School2 College Row · 08 97213125 Common questionsWhat is the postcode for South Bunbury?South Bunbury, WA has the postcode 6230.What state is South Bunbury in?South 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 South Bunbury. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.