Local Calling Guide

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NPA: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

NXX: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-400 A Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 0 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 1 Friendswood TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-08-07   
281-400 2 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 3 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 4 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 5 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 6 Friendswood TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-05-16   
281-400 7 Friendswood TX   903C ONVOY, LLC - TX 560      
281-400 8 Friendswood TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-05-16   
281-400 9 Friendswood TX   903C ONVOY, LLC - TX 560      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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