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: TYLRTXSODS0

Remotes:

Switch Switch name Switch type
OWTNTXTRRS0  Owentown  RSC 
TYLRTXCHRS0  Tyler Chapel Hill  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-266 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-279 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-509 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-534 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-561 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-579 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-581 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-730 A Tyler TX 9533 SOUTHWESTERN BELL 554      
903-939 A Tyler TX 9533 SOUTHWESTERN BELL 554      

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

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