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.

Switch: CHTGTNNSX8Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
256-670 7 Bridgeport AL 508J CENTURYLINK COMMUNICATIONS, LLC 472      
423-551 A Chattanooga TN 508J CENTURYLINK COMMUNICATIONS, LLC 472      
423-551 7 Chattanooga TN 508J CENTURYLINK COMMUNICATIONS, LLC 472      
423-615 7 Collegedale TN 508J CENTURYLINK COMMUNICATIONS, LLC 472      
423-641 7 Cleveland TN 508J CENTURYLINK COMMUNICATIONS, LLC 472      
423-815 7 Whitwell TN 508J CENTURYLINK COMMUNICATIONS, LLC 472      
706-514 7 McCaysville GA 508J CENTURYLINK COMMUNICATIONS, LLC 472      
706-956 7 Rossville GA 508J CENTURYLINK COMMUNICATIONS, LLC 472      
762-236 7 Tennga GA 508J CENTURYLINK COMMUNICATIONS, LLC 472      
828-662 7 Liberty (Cherokee) NC 508J CENTURYLINK COMMUNICATIONS, LLC 472      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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