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: SRVSAZMADS0

Remotes:

Switch Switch name Switch type
BISBAZMARS1  BISBEE  RSC 
DGLSAZMARS1  DOUGLAS  RSC 
PLMNAZMARS1  PALOMINAS  RSC 
PTGNAZELRS1  PATAGONIA ELGIN  RSC 
PTGNAZMARS1  PATAGONIA  RSC 
SRVSAZNORS1  SIERRA VISTA NO  RSC 
TMBSAZMARS1  TOMBSTONE  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-417 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-439 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-452 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-454 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-458 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-459 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-515 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-533 A Sierra Vista AZ 9636 QWEST CORPORATION 668      
520-538 A Sierra Vista AZ 9636 QWEST CORPORATION 668      

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

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