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: HERNTXHEDS0

Remotes:

Switch Switch name Switch type
CLVTTXCLRS0  CALVERT  AXR 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
979-279 A Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 1 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 2 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 3 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 4 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 5 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 6 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-279 9 Hearne TX 9533 SOUTHWESTERN BELL 570      
979-280 A Hearne TX 9533 SOUTHWESTERN BELL 570      
979-280 0 Hearne TX 9533 SOUTHWESTERN BELL 570      

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

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