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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Switch: ALMGNMGM0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
575-260 1 Ruidoso Downs NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-297 2 Truth or Consequences NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-333 7 Lovington NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-340 8 Hobbs NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-341 8 Carlsbad NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-348 A Alamogordo NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-348 2 Alamogordo NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-454 1 Ruidoso NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-629 1 Tularosa NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-729 8 Alto NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-745 8 Loving NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-766 8 Eunice NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-940 8 Capitan NM 641H TDS BROADBAND SERVICE LLC 664   2025-11-02   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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