| | | Allegheny County | PA | 42003 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of > 1m | nonspecialized | https://maps.google.com/?q=AlleghenyCounty+PA |
| | | Armstrong County | PA | 42005 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Outlying | in metro of > 1m | mining-dependent | https://maps.google.com/?q=ArmstrongCounty+PA |
| | | Beaver County | PA | 42007 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of > 1m | nonspecialized | https://maps.google.com/?q=BeaverCounty+PA |
| | | Brooke County | WV | 54009 | | Weirton-Steubenville,
WV-OH 48260 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=BrookeCounty+WV |
| | | Butler County | PA | 42019 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of > 1m | nonspecialized | https://maps.google.com/?q=ButlerCounty+PA |
| | | Fayette County | PA | 42051 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Outlying | in metro of > 1m | nonspecialized | https://maps.google.com/?q=FayetteCounty+PA |
| | | Hancock County | WV | 54029 | | Weirton-Steubenville,
WV-OH 48260 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=HancockCounty+WV |
| | | Indiana County | PA | 42063 | | Indiana, PA 26860 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | not in metro; pop
>20k; metro-adjacent | mining-dependent | https://maps.google.com/?q=IndianaCounty+PA |
| | | Jefferson County | OH | 39081 | | Weirton-Steubenville,
WV-OH 48260 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Central | in metro of < 250k | nonspecialized | https://maps.google.com/?q=JeffersonCounty+OH |
| | | Lawrence County | PA | 42073 | | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | Outlying | in metro of > 1m | nonspecialized | https://maps.google.com/?q=LawrenceCounty+Pennsylvania |
