Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 575 [Rate centres in NPA 575] [Dial plan for NPA 575]

NXX: 737

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-737 A Taos NM TAOSNMMADS0  9636 QWEST CORPORATION 664      
575-737 0 Taos NM   9636 QWEST CORPORATION 664      
575-737 1 Taos NM   206F ONVOY, LLC - NM 664   2013-12-28   
575-737 2 Taos NM   9636 QWEST CORPORATION 664      
575-737 3 Taos NM   9636 QWEST CORPORATION 664      
575-737 4 Taos NM   9636 QWEST CORPORATION 664      
575-737 5 Taos NM   9636 QWEST CORPORATION 664      
575-737 6 Taos NM   9636 QWEST CORPORATION 664      
575-737 7 Taos NM   145J TERRA NOVA TELECOM INC. 664   2025-04-09   
575-737 8 Taos NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2008-11-20   
575-737 9 Taos NM   9636 QWEST CORPORATION 664      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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