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.

Huntington, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
936-237 A HNTNTXXAPS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-237 0   515J IP HORIZON LLC 560   2016-04-01   
936-237 1 HSTNTXYAHMD  073H TELNYX LLC 560   2021-03-19   
936-237 3 LFKNTXXA6MD  903C ONVOY, LLC - TX 560   2019-12-20   
936-237 4 HSTNTXJAXGY  516J TON80 COMMUNICATIONS, LLC 560   2021-06-19   
936-237 5 LFKNTXXABMD  318C CEBRIDGE TELECOM TX , L.P. - TX 560   2018-08-31   
936-237 6 LFKNTXXA6MD  903C ONVOY, LLC - TX 560   2020-08-22   
936-237 7 LFKNTXXA6MD  903C ONVOY, LLC - TX 560   2020-08-22   
936-237 9 HNTNTXXAPS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560   2015-08-29   
936-422 A HNTNTXXARP0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-570 A HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
936-570 0 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2012-02-17   
936-570 1 HSTNTXYAHMD  073H TELNYX LLC 560   2021-12-26   
936-570 2 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2011-04-21   
936-570 3 LFKNTXXA6MD  903C ONVOY, LLC - TX 560   2020-12-19   
936-570 4 LFKNTXXA6MD  903C ONVOY, LLC - TX 560   2020-12-19   
936-570 5   515J IP HORIZON LLC 560   2013-05-05   
936-570 6 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-12-04   
936-570 7   793K TWC IP ENABLED SERVICES, LLC 560   2024-12-14   
936-570 8 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-12-04   
936-876 A HNTNTXXARP0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.