Home Postcode finder NSWDL Ardglen Ardglen postcode NSWDL Ardglen is a locality in New South Wales covered by postcode 2338. Postcode 2338 State or territory New South Wales (NSWDL) Region Hunter Add a free Ardglen business listing Be the first listing in Ardglen Common questionsWhat is the postcode for Ardglen?Ardglen, NSWDL has the postcode 2338.What state is Ardglen in?Ardglen is in New South Wales (NSWDL).Does postcode 2338 cover more than one suburb?Yes. Postcode 2338 covers 9 localities, so the postcode alone does not identify Ardglen. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.