Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: IRNGTXXBXCY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
469-565 A Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552      
469-565 0 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2015-02-14   
469-565 9 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2015-02-14   
469-599 5 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2019-11-28   
469-599 6 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2019-11-28   
469-599 7 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2019-11-28   
469-599 8 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2019-11-28   
469-599 9 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2019-11-28   
469-957 2 Irving TX 9558 INTRADO COMMUNICATIONS, LLC 552   2017-06-11   
903-209 2 Sherman TX 9558 INTRADO COMMUNICATIONS, LLC 552   2014-04-25   
940-514 9 Denton TX 9558 INTRADO COMMUNICATIONS, LLC 552   2016-08-29   
940-703 6 Denton TX 9558 INTRADO COMMUNICATIONS, LLC 552   2014-04-25   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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