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: 284

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-284 A Silver City NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-284 0 Silver City NM   515J IP HORIZON LLC 664      
575-284 1 Silver City NM ALBQNMMAXSY  073H TELNYX LLC 664      
575-284 2 Silver City NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664      
575-284 3 Silver City NM   6529 T-MOBILE USA, INC. 664      
575-284 4 Silver City NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-284 5 Silver City NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-284 6 Silver City NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      
575-284 7 Silver City NM ALBQNMMAX2Y  123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-284 8 Silver City NM ALBQNMMAX2Y  123F BANDWIDTH.COM CLEC, LLC - NM 664      
575-284 9 Silver City NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.