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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Switch: KLLNTXXA4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
254-220 A Killeen TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-232 A Laguna Park TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-577 A Copperas Cove TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2005-05-09   
254-589 A Nolanville TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-661 A Copperas Cove TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-708 A Clifton TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-781 A Killeen TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-892 A Nolanville TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2006-02-17   
254-970 A Florence TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2005-04-15   

Last updated: Sat, 08 Jun 2019 01:52:21 UTC

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