Home Postcode finder NSWDL Somerton Somerton postcode NSWDL Somerton is a locality in New South Wales covered by postcode 2340. Postcode 2340 State or territory New South Wales (NSWDL) Region NSW North Coast Add a free Somerton business listing More business listings in Somerton Businesses in SomertonSomerton Public SchoolMilkmaid St · 02 67697520 Common questionsWhat is the postcode for Somerton?Somerton, NSWDL has the postcode 2340.What state is Somerton in?Somerton is in New South Wales (NSWDL).Does postcode 2340 cover more than one suburb?Yes. Postcode 2340 covers 39 localities, so the postcode alone does not identify Somerton. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.