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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Perkins, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
405-547 A PRKNOKMARS1  9533 SOUTHWESTERN BELL 536      
405-547 0 OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2008-12-01   
405-547 1 PRKNOKMARS1  9533 SOUTHWESTERN BELL 536      
405-547 2 PRKNOKMARS1  9533 SOUTHWESTERN BELL 536      
405-547 3 OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-12-31   
405-547 4 STWROK06DS0  4630 CHICKASAW TELECOMMUNICAIONS SERVICES, INC. 536   2004-10-07   
405-547 5 PRKNOKMARS1  9533 SOUTHWESTERN BELL 536      
405-547 6 ENIDOKMA7MD  390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2007-01-10   
405-547 7 OKCYOKCEXXY  516C AT&T CORP. 536   2011-02-05   
405-547 8 PRKNOKMARS1  9533 SOUTHWESTERN BELL 536      
405-547 9 OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-02-27   
405-939 A ENIDOKMA7MD  390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536      
405-939 0 OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2015-05-29   
405-939 1 OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2016-02-22   
405-939 2 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2018-05-03   
405-939 3 ENIDOKMA7MD  390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2014-04-06   
405-939 4 OKCYOKCEXBZ  073H TELNYX LLC 536   2018-10-31   
405-939 5 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-07-01   
405-939 6 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2016-07-01   
405-939 7 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-04-26   
405-939 8 OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2016-12-09   
572-222 A OKCYOKCEXLZ  965H FRACTEL, LLC 536      
572-222 0 OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2022-02-21   
572-222 2 OKCYOKCEXLZ  965H FRACTEL, LLC 536   2021-05-24   
572-222 3 OKCYOKCEXLZ  965H FRACTEL, LLC 536   2021-05-24   
572-222 4 OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-05-28   
572-222 5 OKCYOKCEXVZ  506J TWILIO INTERNATIONAL, INC. 536   2021-07-16   
572-222 7 OKCYOKCEXMZ  145J TERRA NOVA TELECOM INC. 536   2023-08-10   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.