Home Postcode finder NSW Mortlake Mortlake postcode NSW Mortlake is a locality in New South Wales covered by postcode 2137. Postcode 2137 State or territory New South Wales (NSW) Region Parramatta Add a free Mortlake business listing More business listings in Mortlake Businesses in MortlakeAMK Dental Clinic46 Tennyson Road · 0297396525Fitness Local Mortlake10 Edwin St, Mortlake NSW, Australia · 0297362270I Select Vending Solutions17B Tennyson rd · 0439 440 106 Common questionsWhat is the postcode for Mortlake?Mortlake, NSW has the postcode 2137.What state is Mortlake in?Mortlake is in New South Wales (NSW).Does postcode 2137 cover more than one suburb?Yes. Postcode 2137 covers 5 localities, so the postcode alone does not identify Mortlake. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.