Home Postcodes by state WA 6323 Postcode 6323 6323 is the postcode for Kendenup, WA. Postcode 6323 State or territory Western Australia (WA) Localities 1 Council area Plantagenet Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Localities with postcode 6323KendenupWA Browse postcodes in order← 6322 Tenterden · 6324 Denbarker →