Established in 1969, UDig NY is a nonprofit organization that acts as a communications link between Member utility companies and individuals planning any digging activity. By law, excavators and contractors working in the New York State must contact UDig NY at 811 or 1-800-962-7962, prior to any digging activity. This free call will notify all of the member utility companies in the area of the planned excavation so they can mark or flag your dig site, to ensure the safety of excavators and our communities. preventing underground utility damages.