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: AMRLTXFLDS0

Remotes:

Switch Switch name Switch type
AMRLTX02RS1  AMARILLO  5ER 
AMRLTXDIRS0  Amarillo Diamond  5ER 
AMRLTXEVDS0  AMARILLO  EXM 

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-573 7 Amarillo TX 9533 SOUTHWESTERN BELL 546   2017-12-06   
806-573 8 Amarillo TX 9533 SOUTHWESTERN BELL 546   2017-12-06   
806-573 9 Amarillo TX 9533 SOUTHWESTERN BELL 546   2017-12-06   
806-640 5 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-640 6 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 A Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 0 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 1 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 2 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 3 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 4 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 5 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 6 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 7 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-651 8 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 A Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 0 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 1 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 2 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 5 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-677 7 Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-881 A Amarillo TX 9533 SOUTHWESTERN BELL 546      
806-881 0 Amarillo TX 9533 SOUTHWESTERN BELL 546      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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