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: 979 [Rate centres in NPA 979] [Dial plan for NPA 979]

NXX: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
979-330 A Bay City TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
979-330 0 Bay City TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
979-330 1 Bay City TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      
979-330 2 Bay City TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      
979-330 3 Bay City TX HSTDTXBG8MD  5562 METROPCS, INC. 560      
979-330 4 Bay City TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
979-330 5 Bay City TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
979-330 6 Bay City TX HSTPTXJAAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
979-330 7 Bay City TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
979-330 8 Bay City TX HSTDTXBG8MD  5562 METROPCS, INC. 560      
979-330 9 Bay City TX HSTQTXRG6MD  139F WORLDCALL INTERCONNECT INC. 560      

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.