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: LARDTXLADS0

Remotes:

Switch Switch name Switch type
LARDTXDGRS0  LAREDO  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-273 A Laredo TX 9533 SOUTHWESTERN BELL 566   2010-12-24   
956-315 A Laredo TX 6901 AIR & WIRE NETWORK COMM INC, DBA IN-TOUCH COMM 566      
956-523 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-693 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-712 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-717 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-718 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-721 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-722 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-723 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-724 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-725 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-726 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-727 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-728 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-729 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-753 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-764 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-786 A Laredo TX 9533 SOUTHWESTERN BELL 566   2011-08-19   
956-790 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-791 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-794 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-795 A Laredo TX 9533 SOUTHWESTERN BELL 566      
956-796 A Laredo TX 9533 SOUTHWESTERN BELL 566      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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