Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 878 [Rate centres in NPA 878] [Dial plan for NPA 878]

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-336 A Pittsburgh Zone 6 PA PITBPAOKXTX  965H FRACTEL, LLC 234      
878-336 0 Pittsburgh Zone 6 PA   5562 METROPCS, INC. 234   2022-03-02   
878-336 1 Pittsburgh Zone 6 PA   5562 METROPCS, INC. 234   2022-03-02   
878-336 2 Pittsburgh Zone 6 PA   516J TON80 COMMUNICATIONS, LLC 234   2022-02-24   
878-336 3 Pittsburgh Zone 6 PA   145J TERRA NOVA TELECOM INC. 234   2022-01-05   
878-336 4 Pittsburgh Zone 6 PA   547E ONVOY, LLC - PA 234   2022-12-12   
878-336 5 Pittsburgh Zone 6 PA   624H ONVOY SPECTRUM, LLC 234   2022-03-20   
878-336 6 Pittsburgh Zone 6 PA   624H ONVOY SPECTRUM, LLC 234   2022-01-27   
878-336 7 Pittsburgh Zone 6 PA   624H ONVOY SPECTRUM, LLC 234   2022-01-27   
878-336 8 Pittsburgh Zone 6 PA   965H FRACTEL, LLC 234   2021-12-26   
878-336 9 Pittsburgh Zone 6 PA   073H TELNYX LLC 234   2022-04-07   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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