Home Postcode finder NSW Gravesend Gravesend postcode NSW Gravesend is a locality in New South Wales covered by postcode 2401. Postcode 2401 State or territory New South Wales (NSW) Region NSW North Coast Add a free Gravesend business listing More business listings in Gravesend Businesses in GravesendGravesend Public SchoolGwydir St · 02 67297159 Common questionsWhat is the postcode for Gravesend?Gravesend, NSW has the postcode 2401.What state is Gravesend in?Gravesend is in New South Wales (NSW).Does postcode 2401 cover more than one suburb?No. Postcode 2401 covers Gravesend only, which is unusual - most Australian postcodes cover several localities. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.