Home Postcode finder NSW North Lambton North Lambton postcode NSW North Lambton is a locality in New South Wales covered by postcode 2299. Postcode 2299 State or territory New South Wales (NSW) Region Hunter Add a free North Lambton business listing More business listings in North Lambton Businesses in North LambtonAvid Entertainment | Premium DJ Servicesunit 3/38 Spruce St, North Lambton New South Wales 2299, Australia · +61 431 548 026 Common questionsWhat is the postcode for North Lambton?North Lambton, NSW has the postcode 2299.What state is North Lambton in?North Lambton is in New South Wales (NSW).Does postcode 2299 cover more than one suburb?Yes. Postcode 2299 covers 3 localities, so the postcode alone does not identify North Lambton. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.