Local Calling Guide

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

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-336 A Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-336 0 Texarkana TX   6529 T-MOBILE USA, INC. 554   2012-10-31   
903-336 1 Texarkana TX   6529 T-MOBILE USA, INC. 554   2013-03-11   
903-336 2 Texarkana TX   6529 T-MOBILE USA, INC. 554   2016-07-07   
903-336 3 Texarkana TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 554   2012-01-03   
903-336 4 Texarkana TX   6529 T-MOBILE USA, INC. 554   2014-11-09   
903-336 5 Texarkana TX   6529 T-MOBILE USA, INC. 554   2017-08-14   
903-336 6 Texarkana TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554   2011-11-20   
903-336 7 Texarkana TX   6529 T-MOBILE USA, INC. 554   2013-06-13   
903-336 8 Texarkana TX   6529 T-MOBILE USA, INC. 554   2013-06-13   
903-336 9 Texarkana TX   6529 T-MOBILE USA, INC. 554   2009-10-02   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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