Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 851

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-851 A Richards TX RCHRTXXARS0  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 560      
936-851 0 Richards TX RCHRTXXARS0  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 560      
936-851 1 Richards TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2013-01-11   
936-851 2 Richards TX RCHRTXXARS0  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 560      
936-851 3 Richards TX HSTNTXYANMD  506J TWILIO INTERNATIONAL, INC. 560   2020-10-08   
936-851 4 Richards TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-03-18   
936-851 5 Richards TX HSTNTXYAHMD  073H TELNYX LLC 560   2021-04-08   
936-851 6 Richards TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2015-05-21   
936-851 7 Richards TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2011-11-18   
936-851 9 Richards TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-06-15   

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

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