lambton postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Lambton Lambton local listingsThe suburb of Lambton is located in NSW and has a postcode of 2299. Free lambton business listing! 1St John's Primary SchoolDickson St 02 495214232Lambton High SchoolCnr Womboin & Young Rds 02 495239773Air Conditioning Industries7 Norah Road 0249083700 View more business listings in lambton Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.