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: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.