Home Postcode finder WA Mariginiup Mariginiup postcode WA Mariginiup is a locality in Western Australia covered by postcode 6078. Postcode 6078 State or territory Western Australia (WA) Region North West Suburbs Add a free Mariginiup business listing More business listings in Mariginiup Businesses in MariginiupAligned LivingCoogee Road, Mariginiup WA, Australia · 0439985017Mend A Bath International - Australia64 Timely Hostess Mews · 1300 885 865Onyesha Spa Pinelake26 Pinelake Trail · 08 9306 8335 Common questionsWhat is the postcode for Mariginiup?Mariginiup, WA has the postcode 6078.What state is Mariginiup in?Mariginiup is in Western Australia (WA).Does postcode 6078 cover more than one suburb?Yes. Postcode 6078 covers 2 localities, so the postcode alone does not identify Mariginiup. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.