Luzerne County, PA is Northeastern Pennsylvania's second-largest county by total area. As of the 2020 census, the population was 325,594, making it the most populous county in the northeastern part of the state. The county seat and largest city is Wilkes-Barre. Other populous communities include Hazleton, Kingston, Nanticoke, and Pittston. Wikipedia

Lackawanna County is in Northeastern, PA and the county seat and largest city is Scranton. It lies northwest of the Pocono Mountains. Lackawanna County is located approximately 40 miles from the New Jersey border approximately 25 miles from upstate New York in Kirkwood, New York. Wikipedia

Wilkes-Barre, PA is the county seat of Luzerne County. It is the second-largest city (after Scranton) of the Scranton–Wilkes-Barre–Hazleton, PA Metropolitan Statistical Area and is the fourth-largest metropolitan area in Pennsylvania. Wilkes-Barre and the surrounding Wyoming Valley are framed by the Pocono Mountains to the east, the Endless Mountains to the north and west, and the Lehigh Valley to the south. The Susquehanna River flows through the center of the valley and defines the northwestern border of the city. Wikipedia

Scranton, PA is the county seat and largest city of Lackawanna County in Northeastern Pennsylvania's Wyoming Valley. Scranton is the largest city in northeastern Pennsylvania and the Scranton–Wilkes-Barre–Hazleton Metropolitan Statistical Area, which has a population of about 570,000, and the sixth largest city in Pennsylvania after Philadelphia, Pittsburgh, Allentown, Reading, and Erie. Wikipedia

Hazleton is a city in Luzerne County, PA. The population was 25,340 at the 2010 census. Hazleton is the second largest city in Luzerne County. It was incorporated as a borough on January 5, 1857, and as a city on December 4, 1891. Wikipedia