Home Postcode finder WA Lathlain Lathlain postcode WA Lathlain is a locality in Western Australia covered by postcode 6100. Postcode 6100 State or territory Western Australia (WA) Region Wa Subs 4 Coast Add a free Lathlain business listing More business listings in Lathlain Businesses in LathlainLathlain Primary School120 Howick St · 08 93611265Quick Currywestern australia · (08) 9361 6052St Clare's School14-16 McCartney St · 08 94705711 Common questionsWhat is the postcode for Lathlain?Lathlain, WA has the postcode 6100.What state is Lathlain in?Lathlain is in Western Australia (WA).Does postcode 6100 cover more than one suburb?Yes. Postcode 6100 covers 3 localities, so the postcode alone does not identify Lathlain. Browse other postcodes in Western Australia, or widen the search to every Australian postcode.