Local Calling Guide

Area code/prefix search

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

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-278 A Waterwood TX WTWDTXXAPS0  2147 WINDSTREAM SUGAR LAND, LLC 560      
936-278 0 Waterwood TX   903C ONVOY, LLC - TX 560   2019-07-10   
936-278 1 Waterwood TX   903C ONVOY, LLC - TX 560   2021-09-24   
936-278 2 Waterwood TX   903C ONVOY, LLC - TX 560   2020-08-23   
936-278 3 Waterwood TX   903C ONVOY, LLC - TX 560   2020-08-23   
936-278 4 Waterwood TX   516J TON80 COMMUNICATIONS, LLC 560   2021-06-24   
936-278 5 Waterwood TX   903C ONVOY, LLC - TX 560   2021-07-31   
936-278 7 Waterwood TX   903C ONVOY, LLC - TX 560   2021-03-18   
936-278 8 Waterwood TX   624H ONVOY SPECTRUM, LLC 560   2021-07-09   
936-278 9 Waterwood TX   2147 WINDSTREAM SUGAR LAND, LLC 560   2018-04-13   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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