Home Postcode finder WA Naval Base Naval Base postcode WA Naval Base is a locality in Western Australia covered by postcode 6165. Postcode 6165 State or territory Western Australia (WA) Region Wa Subs 3 Sth Rd Add a free Naval Base business listing More business listings in Naval Base Businesses in Naval BaseMonsterball Amusements & Hire35 Weston Street · 13000 MONSTERMonsterball Amusements & Hire35 Weston Street · 13000 MONSTERMonsterball Amusements & Hire35 Weston Street · 13000 MONSTER Common questionsWhat is the postcode for Naval Base?Naval Base, WA has the postcode 6165.What state is Naval Base in?Naval Base is in Western Australia (WA).Does postcode 6165 cover more than one suburb?Yes. Postcode 6165 covers 2 localities, so the postcode alone does not identify Naval Base. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.