Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 267 [Rate centres in NPA 267] [Dial plan for NPA 267]

NXX: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
267-578 A Dublin PA PHLAPAFGQMD  257H CALLFIRE, INC. 228      
267-578 0 Dublin PA   073H TELNYX LLC 228   2017-07-28   
267-578 1 Dublin PA   257H CALLFIRE, INC. 228   2014-08-26   
267-578 2 Dublin PA   547E ONVOY, LLC - PA 228   2014-09-29   
267-578 3 Dublin PA   547E ONVOY, LLC - PA 228   2014-09-29   
267-578 4 Dublin PA   547E ONVOY, LLC - PA 228   2016-03-22   
267-578 5 Dublin PA   547E ONVOY, LLC - PA 228   2016-03-22   
267-578 6 Dublin PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-06-04   
267-578 7 Dublin PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2014-10-05   
267-578 8 Dublin PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2014-10-05   
267-578 9 Dublin PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-06-04   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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