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]

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-717 A Questa NM ALBQNMMAXKY  508J CENTURYLINK COMMUNICATIONS, LLC 664      
575-717 0 Questa NM ALBQNM10DS5  377H PEERLESS NETWORK OF NEW MEXICO, LLC - NM 664   2016-03-06   
575-717 1 Questa NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2016-04-01   
575-717 2 Questa NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2016-04-01   
575-717 3 Questa NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2021-03-04   
575-717 4 Questa NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2021-03-04   
575-717 7 Questa NM ALBQNMMAXKY  508J CENTURYLINK COMMUNICATIONS, LLC 664   2015-08-03   
575-717 8 Questa NM ALBQNM10KMD  073H TELNYX LLC 664   2018-09-03   
575-717 9 Questa NM ALBQNM10DS5  377H PEERLESS NETWORK OF NEW MEXICO, LLC - NM 664   2021-07-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.