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: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 909

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

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.