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: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-258 A Marshall TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554      
430-258 0 Marshall TX DLLSTXAL0MD  515J IP HORIZON LLC 554      
430-258 1 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 2 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 3 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 4 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 5 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 6 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 7 Marshall TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-258 8 Marshall TX LGVWTXBA12Z  6529 T-MOBILE USA, INC. 554      
430-258 9 Marshall TX LGVWTXBA45Z  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 554      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.