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
256-548 5 Stevenson AL 516C AT&T CORP. 472   2012-12-24   
256-695 3 Bridgeport AL 516C AT&T CORP. 472   2012-12-24   
423-228 9 South Pittsburg TN 516C AT&T CORP. 472   2011-08-29   
423-375 A Benton TN 516C AT&T CORP. 472      
423-375 5 Benton TN 516C AT&T CORP. 472   2010-04-17   
423-375 7 Benton TN 516C AT&T CORP. 472   2011-09-24   
423-451 3 Soddy Daisy TN 516C AT&T CORP. 472   2010-03-19   
423-454 5 Decatur TN 516C AT&T CORP. 472   2011-08-29   
423-464 5 Cleveland TN 516C AT&T CORP. 472   2010-03-19   
423-529 8 Georgetown TN 516C AT&T CORP. 472   2010-03-19   
423-567 6 Dayton TN 516C AT&T CORP. 472   2010-03-19   
423-665 0 Charleston TN 516C AT&T CORP. 472   2010-03-24   
423-761 5 Copper Basin TN 516C AT&T CORP. 472   2013-02-22   
423-771 A Chattanooga TN 516C AT&T CORP. 472      
423-771 7 Chattanooga TN 516C AT&T CORP. 472   2010-02-20   
423-777 9 Chattanooga TN 516C AT&T CORP. 472   2014-12-17   
423-799 5 Spring City TN 516C AT&T CORP. 472   2011-08-29   
423-813 4 Cleveland TN 516C AT&T CORP. 472   2016-10-03   
423-815 4 Whitwell TN 516C AT&T CORP. 472   2011-08-29   
423-939 4 Jasper TN 516C AT&T CORP. 472   2010-03-19   
706-514 5 McCaysville GA 516C AT&T CORP. 472   2013-02-17   
706-956 3 Rossville GA 516C AT&T CORP. 472   2010-03-24   
762-236 A Tennga GA 516C AT&T CORP. 472      
762-236 5 Tennga GA 516C AT&T CORP. 472   2010-04-15   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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