412-879 phone numbers

Numbers 412-879-0000 to 412-879-9999 are assigned to Peerless Network of Pennsylvania, LLC in Elizabeth, PA. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 412-879-2xxx, 412-879-3xxx, 412-879-4xxx, 412-879-5xxx, 412-879-9xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 412-879