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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Byars, OK

NPA-NXX BLOCK Switch OCN LATA Eff date Disc date Map
405-267 A CLTNOK13DS0  3070 INVENTIVE TECHNOLOGY, LTD. - OK 536     map
405-267 0   119F BANDWIDTH.COM CLEC, LLC - OK 536 2012-05-27     
405-267 1   119F BANDWIDTH.COM CLEC, LLC - OK 536 2014-07-13     
405-267 2   4589 FULLTEL, INC. 536 2005-05-17     
405-267 3   119F BANDWIDTH.COM CLEC, LLC - OK 536 2015-08-27     
405-267 5   516C AT&T CORP. 536 2011-08-25     
405-267 8   3070 INVENTIVE TECHNOLOGY, LTD. - OK 536 2003-09-06     
405-267 9   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536 2015-04-03     
405-783 A BYRSOKMARS1  9533 SOUTHWESTERN BELL 536     map
405-783 1   9533 SOUTHWESTERN BELL 536      
405-783 4   9533 SOUTHWESTERN BELL 536      
405-783 5   409F NEUTRAL TANDEM-OKLAHOMA, LLC - OK 536 2016-04-14     
405-783 6   409F NEUTRAL TANDEM-OKLAHOMA, LLC - OK 536 2016-04-14     
405-783 7   814F BROADVOX-CLEC, LLC - OK 536 2016-06-29     
405-783 8   814F BROADVOX-CLEC, LLC - OK 536 2016-06-29     

Last updated: Sun, 12 Nov 2017 02:06:07 UTC

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