| 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 |
|---|---|---|---|
| 412-920 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-921 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-922 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-923 | Allegheny | Carnegie, PA | Verizon Pennsylvania |
| 412-924 | Allegheny | Pittsburgh, PA | Consolidated Communications Enterprise Services-pa |
| 412-925 | Allegheny | Pittsburgh, PA | Cellco Partnership DBA Verizon Wireless |
| 412-926 | Allegheny | Pittsburgh, PA | Choice One Communications |
| 412-927 | Allegheny | Pittsburgh, PA | Level 3 Communications |
| 412-928 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-929 | Allegheny | Pittsburgh, PA | Intermedia Communications Inc. |
| 412-930 | Rclec | ||
| 412-931 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-932 | Allegheny | Pittsburgh, PA | Local Access LLC |
| 412-937 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-939 | Allegheny | Pittsburgh, PA | Verizon Pennsylvania |
| 412-942 | Allegheny | Pittsburgh, PA | Consolidated Communications Enterprise Services-pa |
| 412-943 | Allegheny | West Mifflin, PA | Consolidated Communications Enterprise Services-pa |
| 412-944 | Allegheny | Pittsburgh, PA | Leap Wireless Intl DBA Cricket Comm |
| 412-945 | Allegheny | Pittsburgh, PA | Global Crossing Local Services-pa |
| 412-946 | Allegheny | Pittsburgh, PA | Global Crossing Local Services-pa |
There are 673 prefixes, In the code area, the major cities are Bethel Park, PA;Mccandless Township, PA;Mckeesport. The major city is Pittsburgh.