Home Postcode finder NSW Walcha Walcha postcode NSW Walcha is a locality in New South Wales covered by postcode 2354. Postcode 2354 State or territory New South Wales (NSW) Region NSW North Coast Add a free Walcha business listing More business listings in Walcha Businesses in WalchaMinchin Moore Pty Ltd5W Hamilton Street Walcha NSW · +61 2 8978 9500St Patrick's Primary School51 South St · 02 67772328Walcha Central School154 E North St · 02 67772777 Common questionsWhat is the postcode for Walcha?Walcha, NSW has the postcode 2354.What state is Walcha in?Walcha is in New South Wales (NSW).Does postcode 2354 cover more than one suburb?Yes. Postcode 2354 covers 9 localities, so the postcode alone does not identify Walcha. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.