Home Postcode finder WA Peppermint Grove Peppermint Grove postcode WA Peppermint Grove is a locality in Western Australia covered by postcode 6011. Postcode 6011 State or territory Western Australia (WA) Region North West Suburbs Add a free Peppermint Grove business listing More business listings in Peppermint Grove Businesses in Peppermint GroveCottesloe Primary School530 Stirling Highway · 08 93842426Light Divine10 Johnston St, Peppermint Grove WA 6011, Australia · 0418926505Presbyterian Ladies College14 McNeil St · 08 94246444 Common questionsWhat is the postcode for Peppermint Grove?Peppermint Grove, WA has the postcode 6011.What state is Peppermint Grove in?Peppermint Grove is in Western Australia (WA).Does postcode 6011 cover more than one suburb?Yes. Postcode 6011 covers 2 localities, so the postcode alone does not identify Peppermint Grove. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.