County in New York, Ohio or Pennsylvania Crossword Clue

 The answer to the crossword clue "County in New York, Ohio or Pennsylvania" is Erie.

Erie County is a county in the U.S. states of New York, Ohio, and Pennsylvania. It is named after Lake Erie, which is located in the northwestern part of the county. The county is home to the city of Erie, Pennsylvania, which is the county seat.

Here are some other counties that are located in New York, Ohio, and Pennsylvania:

New York: Chautauqua, Cattaraugus, Allegany, Wyoming, and Steuben

Ohio: Ashtabula, Cuyahoga, Lake, and Crawford

Pennsylvania: Crawford, Warren, and Venango

The specific county that is used in a crossword puzzle will depend on the context of the clue and the theme of the puzzle. However, Erie County is a good guess, as it is the largest county in New York and the third-largest county in Pennsylvania.

I hope this helps!