Local Calling Guide

Area code/prefix search

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

NXX: 312

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-312 A Grapeland TX GPLDTXXAPS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560      
936-312 0 Grapeland TX HSTNTXYAHMD  073H TELNYX LLC 560   2021-03-19   
936-312 1 Grapeland TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-06-05   
936-312 2 Grapeland TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2020-08-31   
936-312 3 Grapeland TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-08-22   
936-312 4 Grapeland TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-08-22   
936-312 5 Grapeland TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-06-05   
936-312 7 Grapeland TX HSTSTXJV6MD  508J CENTURYLINK COMMUNICATIONS, LLC 560   2015-04-19   
936-312 8 Grapeland TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-10   
936-312 9 Grapeland TX GPLDTXXAPS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 560   2015-04-17   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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