General Information Commissioner of Jurors 516-493-3750 Robert H. Truzzolino Central Jury 516-493-3725 Resources: General Information Telephone Standby Excuses / Postponements Grand Jury Ask The Commissioner Directions to Court NYJuror.Gov Join 11,000 Nassau Jurors & Save a Life. Donate a Pint of Blood Contact Long Island Blood Services at 1-800-933-BLOOD