| | Zelienople borough | 4287272 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Zelienopleborough+PA |
| | West Sunbury borough | 4284064 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=WestSunburyborough+PA |
| | West Liberty borough | 4283376 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=WestLibertyborough+PA |
| | Valencia borough | 4279504 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Valenciaborough+PA |
| | Slippery Rock borough | 4271184 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=SlipperyRockborough+PA |
| | Seven Fields borough | 4269309 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=SevenFieldsborough+PA |
| | Saxonburg borough | 4268056 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Saxonburgborough+PA |
| | Prospect borough | 4262752 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Prospectborough+PA |
| | Portersville borough | 4262224 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Portersvilleborough+PA |
| | Petrolia borough | 4259672 | Butler County 42019 | PA | Pittsburgh, PA 38300 | Pittsburgh-Weirton-Steubenville,
PA-OH-WV 430 | | https://maps.google.com/?q=Petroliaborough+PA |