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.

NPA: 575 [Rate centres in NPA 575] [Dial plan for NPA 575]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-940 0 Capitan NM   123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-940 1 Capitan NM   123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-940 4 Capitan NM   206F ONVOY, LLC - NM 664   2020-12-20   
575-940 5 Capitan NM   206F ONVOY, LLC - NM 664   2020-03-07   
575-940 6 Capitan NM   206F ONVOY, LLC - NM 664   2020-12-20   
575-940 8 Capitan NM   641H TDS BROADBAND SERVICE LLC 664   2025-11-02   
575-941 A Carlsbad NM ARTSNMMA0MD  438D PVT NETWORKS, INC. - NM 664      
575-942 A Hobbs NM ALBQNMMAX2Y  123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-942 0 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2010-10-01   
575-942 1 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2011-03-23   
575-942 2 Hobbs NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2008-11-28   
575-942 3 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2011-08-19   
575-942 4 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2011-08-19   
575-942 5 Hobbs NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2014-12-13   
575-942 6 Hobbs NM   508J CENTURYLINK COMMUNICATIONS, LLC 664   2016-06-18   
575-942 7 Hobbs NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2015-02-12   
575-942 8 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2011-03-23   
575-942 9 Hobbs NM   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 664   2011-03-23   
575-945 A Logan NM ALBQNM10X2X  965H FRACTEL, LLC 664      
575-945 0 Logan NM   073H TELNYX LLC 664   2022-10-17   
575-945 2 Logan NM   5470 LEVEL 3 COMMUNICATIONS, LLC - NM 664   2021-05-12   
575-945 3 Logan NM   965H FRACTEL, LLC 664   2020-11-01   
575-945 5 Logan NM   6529 T-MOBILE USA, INC. 664   2021-04-30   
575-945 9 Logan NM   5562 METROPCS, INC. 664   2021-11-11   
575-952 A Truth or Consequences NM ALBQNMXMAMD  6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664      
575-952 0 Truth or Consequences NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2009-01-17   
575-952 1 Truth or Consequences NM   5470 LEVEL 3 COMMUNICATIONS, LLC - NM 664   2018-06-17   
575-952 2 Truth or Consequences NM   206F ONVOY, LLC - NM 664   2017-12-30   
575-952 3 Truth or Consequences NM   206F ONVOY, LLC - NM 664   2020-12-20   
575-952 4 Truth or Consequences NM   5562 METROPCS, INC. 664   2022-09-12   
575-952 5 Truth or Consequences NM   206F ONVOY, LLC - NM 664   2020-08-31   
575-952 6 Truth or Consequences NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2024-08-28   
575-952 7 Truth or Consequences NM   206F ONVOY, LLC - NM 664   2020-08-31   
575-952 8 Truth or Consequences NM   206F ONVOY, LLC - NM 664   2024-07-27   
575-952 9 Truth or Consequences NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2025-02-12   
575-956 A Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-956 0 Silver City NM   9636 QWEST CORPORATION 664      
575-956 1 Silver City NM   9636 QWEST CORPORATION 664      
575-956 2 Silver City NM   9636 QWEST CORPORATION 664      
575-956 3 Silver City NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2006-05-21   
575-956 4 Silver City NM   9636 QWEST CORPORATION 664      
575-956 5 Silver City NM   6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664   2006-07-20   
575-956 6 Silver City NM   318J COMCAST IP PHONE, LLC 664   2011-08-25   
575-956 7 Silver City NM   5562 METROPCS, INC. 664   2006-07-17   
575-956 8 Silver City NM   5562 METROPCS, INC. 664   2005-10-30   
575-956 9 Silver City NM   5470 LEVEL 3 COMMUNICATIONS, LLC - NM 664   2002-07-15   
575-963 A Dell City NM DLCYTXXADS0  4433 DELL TEL. CORP. INC. - NM 540      
575-964 A Hobbs NM ALBQNMXMDS0  7464 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NM 664      
575-964 0 Hobbs NM   5562 METROPCS, INC. 664   2017-03-17   
575-964 1 Hobbs NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2015-05-11   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.