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: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-637 A Roswell NM RSWLNMMADS0  9636 QWEST CORPORATION 664      
575-637 0 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2005-05-30   
575-637 1 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2006-09-11   
575-637 2 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2006-12-20   
575-637 3 Roswell NM RSWLNMMADS0  9636 QWEST CORPORATION 664      
575-637 4 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2006-03-26   
575-637 5 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2005-04-04   
575-637 6 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2007-02-26   
575-637 7 Roswell NM RSWLNMMADS0  9636 QWEST CORPORATION 664      
575-637 8 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2005-01-28   
575-637 9 Roswell NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2005-01-28   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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