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: CLVSNMMADS0

Remotes:

Switch Switch name Switch type
CLVSNMWERS1  CLOVIS WEST  RSC 
PTLSNMMARS1  PORTALES  RSC 
TCMCNMMARS1  TUCUMCARI  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-742 A Clovis NM 9636 QWEST CORPORATION 664      
575-742 0 Clovis NM 9636 QWEST CORPORATION 664      
575-742 1 Clovis NM 9636 QWEST CORPORATION 664      
575-742 2 Clovis NM 9636 QWEST CORPORATION 664      
575-742 3 Clovis NM 9636 QWEST CORPORATION 664      
575-742 7 Clovis NM 9636 QWEST CORPORATION 664      
575-742 9 Clovis NM 9636 QWEST CORPORATION 664      
575-762 A Clovis NM 9636 QWEST CORPORATION 664      
575-763 A Clovis NM 9636 QWEST CORPORATION 664      
575-769 A Clovis NM 9636 QWEST CORPORATION 664      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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