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.
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Sanostee, NM

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
505-723 A SANSNMXCRL0  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      
505-723 0 SANSNMXCRL0  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      
505-723 1 SANSNMXCRL0  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      
505-723 2 SANSNMXCRL0  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      
505-723 3 ALBQNMMAXLX  5470 LEVEL 3 COMMUNICATIONS, LLC - NM 664   2020-01-20   
505-723 8 ALBQNMMAXSY  073H TELNYX LLC 664   2022-08-15   
505-723 9 SANSNMXCRL0  4450 NAVAJO COMM CO INC NM DBA NAVAJO COMM CO NM 664      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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