| | Indiana County | PA | 42063 | | Indiana, PA 26860 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=IndianaCounty+PA |
| | Lawrence County | PA | 42073 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Outlying | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=LawrenceCounty+Pennsylvania |
| | Mercer County | PA | 42085 | | Hermitage, PA 25850 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MercerCounty+PA |
| | Washington County | PA | 42125 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WashingtonCounty+PA |
| | Westmoreland County | PA | 42129 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WestmorelandCounty+PA |
| | Berks County | PA | 42011 | | Reading, PA 39740 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BerksCounty+PA |
| | Bucks County | PA | 42017 | Montgomery County-Bucks
County-Chester County, PA 33874 | Philadelphia-Camden-Wilmington,
PA-NJ-DE-MD 37980 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BucksCounty+PA |
| | Chester County | PA | 42029 | Montgomery County-Bucks
County-Chester County, PA 33874 | Philadelphia-Camden-Wilmington,
PA-NJ-DE-MD 37980 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=ChesterCounty+PA |
| | Delaware County | PA | 42045 | Philadelphia, PA 37964 | Philadelphia-Camden-Wilmington,
PA-NJ-DE-MD 37980 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=DelawareCounty+PA |
| | Montgomery County | PA | 42091 | Montgomery County-Bucks
County-Chester County, PA 33874 | Philadelphia-Camden-Wilmington,
PA-NJ-DE-MD 37980 | Philadelphia-Reading-Camden,
PA-NJ-DE-MD 428 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MontgomeryCounty+PA |