United States (USA) - Pennsylvania - counties of Bradford; Cameron; Carbon; Centre; Clarion; Clearfield; Clinton; Columbia; Crawford; Elk; Erie; Forest; Jefferson; Lackawanna; Luzerne; Lycoming; McKean; Mercer; Monroe; Montour; Northumberland; Pike; Potter; Sullivan; Susquehanna; Tioga; Union; Venango; Warren; Wayne; Wyoming.

@misc{3650_area_of_use
author=geoepsg_dataset Contributors",
title="United States (USA) - Pennsylvania - counties of Bradford; Cameron; Carbon; Centre; Clarion; Clearfield; Clinton; Columbia; Crawford; Elk; Erie; Forest; Jefferson; Lackawanna; Luzerne; Lycoming; McKean; Mercer; Monroe; Montour; Northumberland; Pike; Potter; Sullivan; Susquehanna; Tioga; Union; Venango; Warren; Wayne; Wyoming.",
"url="http://www.opengis.net/def/crs/EPSG/0/3650_area_of_use",
note="[Online; documentation generated at 2025-10-19]"}