| District of Pennsylvania area codes: 412 | |
|---|---|
| Country | United States |
| State/Province | Pennsylvania |
| Major City | Pittsburgh |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 412-778 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-779 | Allegheny | Pittsburgh, PA | Cellco Partnership DBA Verizon Wireless |
| 412-780 | Allegheny | Pittsburgh, PA | Cellco Partnership DBA Verizon Wireless |
| 412-781 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-782 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-784 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-786 | Allegheny | Pittsburgh, PA | Usa Mobility Wireless |
| 412-787 | Allegheny | Oakdale, PA | Verizon Pennsylvania |
| 412-788 | Allegheny | Oakdale, PA | Verizon Pennsylvania |
| 412-789 | Allegheny | Pittsburgh, PA | Mosaic Networx LLC |
| 412-793 | Allegheny | Verona, PA | Verizon Pennsylvania |
| 412-794 | Allegheny | Pittsburgh, PA | Global Crossing Local Services-pa |
| 412-795 | Allegheny | Verona, PA | Verizon Pennsylvania |
| 412-798 | Allegheny | Verona, PA | Verizon Pennsylvania |
| 412-799 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-800 | Allegheny | Pittsburgh, PA | Voxbeam Telecommunications Inc. |
| 412-801 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-802 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-803 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-804 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
There are 673 prefixes, In the code area, the major cities are Bethel Park, PA;Mccandless Township, PA;Mckeesport. The major city is Pittsburgh.