Local Calling Guide

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

NXX: 532

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-532 A Howe TX HOWETXXARS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-532 0 Howe TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-01-23   
903-532 1 Howe TX   515J IP HORIZON LLC 552   2017-12-15   
903-532 2 Howe TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-21   
903-532 3 Howe TX HOWETXXARS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-532 4 Howe TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-04-09   
903-532 5 Howe TX HOWETXXARS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-532 6 Howe TX HOWETXXARS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-532 7 Howe TX DLLSTX97X1X  073H TELNYX LLC 552   2019-05-17   
903-532 8 Howe TX DLLRTXVM0MD  506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
903-532 9 Howe TX   145J TERRA NOVA TELECOM INC. 552   2020-11-06   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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