Home Postcode finder NSWDL Skillion Flat Skillion Flat postcode NSWDL Skillion Flat is a locality in New South Wales covered by postcode 2440. Postcode 2440 State or territory New South Wales (NSWDL) Region NSW North Coast Add a free Skillion Flat business listing Be the first listing in Skillion Flat Common questionsWhat is the postcode for Skillion Flat?Skillion Flat, NSWDL has the postcode 2440.What state is Skillion Flat in?Skillion Flat is in New South Wales (NSWDL).Does postcode 2440 cover more than one suburb?Yes. Postcode 2440 covers 48 localities, so the postcode alone does not identify Skillion Flat. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.