Home Postcode finder NSW Luddenham Luddenham postcode NSW Luddenham is a locality in New South Wales covered by postcode 2745. Postcode 2745 State or territory New South Wales (NSW) Region Nepean Add a free Luddenham business listing More business listings in Luddenham Businesses in LuddenhamAA Safety 2140 The Northern Road · 02 4773 3177Hair Esteem Luddenham · (02) 4773 3150 Holy Family Primary SchoolLot 32 Willowdene Ave · 02 47734485 Common questionsWhat is the postcode for Luddenham?Luddenham, NSW has the postcode 2745.What state is Luddenham in?Luddenham is in New South Wales (NSW).Does postcode 2745 cover more than one suburb?Yes. Postcode 2745 covers 6 localities, so the postcode alone does not identify Luddenham. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.