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: ALBQNM10X3X

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-788 8 Bayard NM 516J TON80 COMMUNICATIONS, LLC 664   2022-04-25   
575-832 A Tucumcari NM 516J TON80 COMMUNICATIONS, LLC 664      
575-832 4 Tucumcari NM 516J TON80 COMMUNICATIONS, LLC 664   2022-03-12   
575-837 A Alamogordo NM 516J TON80 COMMUNICATIONS, LLC 664      
575-837 4 Alamogordo NM 516J TON80 COMMUNICATIONS, LLC 664   2021-06-08   
575-842 3 Magdalena NM 516J TON80 COMMUNICATIONS, LLC 664   2022-02-06   
575-916 A Gallina NM 516J TON80 COMMUNICATIONS, LLC 664      
575-916 8 Gallina NM 516J TON80 COMMUNICATIONS, LLC 664   2022-05-02   
575-966 A La Mesa NM 516J TON80 COMMUNICATIONS, LLC 664      
575-966 6 La Mesa NM 516J TON80 COMMUNICATIONS, LLC 664   2022-05-04   
575-999 3 Taos NM 516J TON80 COMMUNICATIONS, LLC 664   2022-03-30   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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