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: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-574 A Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 0 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 1 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 2 Silver City NM LSCRNMBH1MD  6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664      
575-574 3 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 4 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 5 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 6 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      
575-574 7 Silver City NM LSCRNMBH1MD  6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664      
575-574 8 Silver City NM LSCRNMBH1MD  6573 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM 664      
575-574 9 Silver City NM SLCYNMMADS0  9636 QWEST CORPORATION 664      

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.