Where we serve Home > About > Where we serve A A A Our Reach in New York Heritage Christian Services touches the lives of thousands of people across 19 counties in New York by offering residential, day program, respite and self-directed services – plus more than 10 community impact programs. Counties served: Albany, Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Hamilton, Jefferson, Livingston, Monroe, Niagara, Onondaga, Ontario, Orleans, Seneca, Steuben, Wayne, Wyoming, Yates