The 878 area code is a telephone area code serving Southwestern Pennsylvania, centered in Pittsburgh. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 878 area code) below and access available caller information such as name, address, and more.
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Phone numbers with this area code prefix originate from Southwestern Pennsylvania.
Area code 878 forms an overlay complex with area codes 412 and 724, serving the same geographic region in Southwestern Pennsylvania. Area code 412 primarily covers Pittsburgh and some suburban areas, while 724 covers an area surrounding 412 in the southwestern corner of the state. Area code 878 was activated on August 17, 2001. Due to this overlay system, ten-digit dialing has been mandatory in Southwestern Pennsylvania since 2001.
Area code 878 is a General Purpose Code which was placed in service on January 1, 1947.
Our reverse phone lookup will analyze the three-digit prefix of any 878 area code phone number and will show which telecommunications company and rate center it was initially assigned to. This prefix code data may help to determine the U.S. carrier, Pennsylvania geographic region, and local calling area associated with the phone number.
| Company | Number of Prefixes |
|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - PA | 1 |
| ONVOY, LLC - PA | 1 |
| PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA | 1 |
| VOXBEAM TELECOMMUNICATIONS INC. - PA | 1 |
| Rate Center | Number of Prefixes |
|---|---|
| ROCHESTER | 2 |
| DERRY | 1 |
| PTTSBGZON1 | 1 |
| WEXFORD | 1 |
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