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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-786 0 Duncan OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-07-23   
580-786 2 Duncan OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2010-12-23   
580-786 4 Duncan OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-789 A Blackwell OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-789 4 Blackwell OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-791 4 Watonga OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2023-05-22   
580-798 A Ardmore OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-798 0 Ardmore OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-07-09   
580-798 2 Ardmore OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2010-10-11   
580-798 3 Ardmore OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-09-24   
580-798 4 Ardmore OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-823 1 Tonkawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-02-01   
580-823 3 Tonkawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-02-13   
580-823 4 Tonkawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-02-06   
580-823 5 Tonkawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2008-02-13   
580-823 7 Tonkawa OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2006-08-24   
580-832 0 Cordell OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-08-09   
580-845 3 Tupelo OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2014-06-01   
580-861 4 Rush Springs OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-09-09   
580-872 A Madill OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-872 4 Madill OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-910 A Healdton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-910 5 Healdton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-02-25   
580-910 6 Healdton OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2011-12-24   
580-928 0 Sayre OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2007-08-09   
580-942 A Colbert OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-942 2 Colbert OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2018-03-01   
580-961 1 Stringtown OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2022-07-10   
580-969 3 Hugo OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2023-06-24   
580-980 3 Calera OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2018-03-01   
580-982 A Antlers OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-982 2 Antlers OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2012-12-03   
580-982 5 Antlers OK 5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2005-02-25   

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

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