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.

Pennington, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
936-638 A PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-10   
936-638 1 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 2 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 3 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 4 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 5 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 6 PNTNTXXARP0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 7 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 8 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-638 9 PNTNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-909 A HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
936-909 0 HSTNTXYAHMD  073H TELNYX LLC 560   2021-03-28   
936-909 1 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-11-23   
936-909 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-18   
936-909 3 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
936-909 4 HSTNTX08MMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 560   2024-05-24   
936-909 5 HSTNTXYANMD  506J TWILIO INTERNATIONAL, INC. 560   2020-10-08   
936-909 6 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2012-04-24   
936-909 7 HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2021-07-09   
936-909 8 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-07-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.