Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 814 [Rate centres in NPA 814] [Dial plan for NPA 814]

NXX: 313

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
814-313 A Warren PA   547E ONVOY, LLC - PA 230   2025-04-11   
814-313 0 Warren PA   3806 CORE COMMUNICATIONS, INC. - PA 230   2003-01-31   
814-313 1 Warren PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 230   2007-12-04   
814-313 2 Warren PA   547E ONVOY, LLC - PA 230   2023-11-04   
814-313 3 Warren PA   478J NUSO, LLC 230   2023-12-10   
814-313 4 Warren PA   002F BANDWIDTH.COM CLEC, LLC - PA 230   2015-02-15   
814-313 5 Warren PA   7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 230   2012-05-14   
814-313 6 Warren PA   547E ONVOY, LLC - PA 230   2016-09-12   
814-313 7 Warren PA   547E ONVOY, LLC - PA 230   2016-09-12   
814-313 8 Warren PA   5562 METROPCS, INC. 230   2021-06-05   
814-313 9 Warren PA   145J TERRA NOVA TELECOM INC. 230   2025-10-30   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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