Local Calling Guide

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

NXX: 502

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-502 A Highlands TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-502 0 Highlands TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2017-04-26   
281-502 1 Highlands TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
281-502 2 Highlands TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2018-04-14   
281-502 3 Highlands TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2014-09-04   
281-502 4 Highlands TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2019-10-30   
281-502 5 Highlands TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2018-11-26   
281-502 6 Highlands TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2018-11-26   
281-502 7 Highlands TX HSTSTXJV6MD  508J CENTURYLINK COMMUNICATIONS, LLC 560   2015-05-21   
281-502 8 Highlands TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-03-31   
281-502 9 Highlands TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      

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

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