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: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
878-777 A Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234      
878-777 0 Derry PA PITBPADTX7X  073H TELNYX LLC 234   2017-08-04   
878-777 1 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2016-04-04   
878-777 2 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2016-04-04   
878-777 3 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2013-11-05   
878-777 4 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2014-09-26   
878-777 5 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2014-09-26   
878-777 6 Derry PA BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-19   
878-777 7 Derry PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2013-07-08   
878-777 8 Derry PA   515J IP HORIZON LLC 234   2018-01-07   
878-777 9 Derry PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2020-03-08   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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