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: 945 [Rate centres in NPA 945] [Dial plan for NPA 945]

NXX: 258

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
945-258 A Dallas TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
945-258 0 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
945-258 1 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
945-258 2 Dallas TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
945-258 3 Dallas TX DLLSTX97XGX  490J DISH WIRELESS, LLC 552      
945-258 4 Dallas TX DLLSTX97XGX  490J DISH WIRELESS, LLC 552      
945-258 5 Dallas TX DLLSTX97XGX  490J DISH WIRELESS, LLC 552      
945-258 6 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
945-258 7 Dallas TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
945-258 8 Dallas TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
945-258 9 Dallas TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.