Local Calling Guide

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NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-488 A Como TX COMOTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-488 0 Como TX COMOTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-488 1 Como TX   515J IP HORIZON LLC 552   2017-12-15   
903-488 2 Como TX DLLSTX97X1X  073H TELNYX LLC 552   2019-05-17   
903-488 3 Como TX COMOTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-488 4 Como TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-17   
903-488 5 Como TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-05-27   
903-488 6 Como TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-14   
903-488 7 Como TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-03-07   
903-488 8 Como TX DLLSTX23X9X  135H PEOPLES COMMUNICATION, INC. -TX 552   2013-12-01   
903-488 9 Como TX COMOTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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