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: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 519

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-519 A Gonzales TX GNZLTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 566      
830-519 0 Gonzales TX   4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 566      
830-519 1 Gonzales TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2025-11-26   
830-519 3 Gonzales TX   793K TWC IP ENABLED SERVICES, LLC 566   2011-01-14   
830-519 4 Gonzales TX   9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566   2012-03-16   
830-519 5 Gonzales TX   9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566   2014-03-25   
830-519 7 Gonzales TX   073H TELNYX LLC 566   2017-03-22   
830-519 8 Gonzales TX   624H ONVOY SPECTRUM, LLC 566   2021-06-24   
830-519 9 Gonzales TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2013-10-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.