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: WACOTX360MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
254-256 A Salado TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-308 A Salado TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2009-10-25   
254-382 A McGregor TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-531 A Hillsboro TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-579 A Mexia TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-831 A Belton TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-856 A Marlin TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-987 A Copperas Cove TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2006-03-09   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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