| 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 |
|---|---|---|---|
| 412-244 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-245 | Allegheny | Turtle Creek, PA | Telcove Of Pennsylvania |
| 412-246 | Allegheny | Pittsburgh, PA | Choice One Communications |
| 412-247 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-248 | Allegheny | Crafton, PA | Full Service Computing Corporation |
| 412-249 | Allegheny | Pittsburgh, PA | Teleport Communications America |
| 412-250 | Allegheny | Pittsburgh, PA | Us Lec Of Pennsylvania |
| 412-251 | Allegheny | Pittsburgh, PA | Comcast Phone Of Pennsylvania |
| 412-252 | Allegheny | Pittsburgh, PA | Teleport Communications America |
| 412-253 | Allegheny | Pittsburgh, PA | Paetec Communications |
| 412-254 | Allegheny | Pittsburgh, PA | Intermedia Communications Inc. |
| 412-255 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-256 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-257 | Allegheny | Bridgeville, PA | Verizon Pennsylvania |
| 412-258 | Allegheny | Pittsburgh, PA | Intermedia Communications Inc. |
| 412-259 | Allegheny | Pittsburgh, PA | Teleport Communications America |
| 412-260 | Allegheny | Pittsburgh, PA | Cellco Partnership DBA Verizon Wireless |
| 412-261 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-262 | Allegheny | Coraopolis, PA | Verizon Pennsylvania |
| 412-263 | 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.