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: GRHMTXLIDS0

Remotes:

Switch Switch name Switch type
JCBOTXLORS0  JACKSBORO  AXR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-521 A Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 0 Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 1 Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 2 Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 4 Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 5 Graham TX 9533 SOUTHWESTERN BELL 548      
940-521 9 Graham TX 9533 SOUTHWESTERN BELL 548      
940-549 A Graham TX 9533 SOUTHWESTERN BELL 548      
940-550 A Graham TX 9533 SOUTHWESTERN BELL 548      
940-550 1 Graham TX 9533 SOUTHWESTERN BELL 548      
940-550 7 Graham TX 9533 SOUTHWESTERN BELL 548      
940-550 9 Graham TX 9533 SOUTHWESTERN BELL 548      

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

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