Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 618

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-618 A Owentown TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554      
903-618 0 Owentown TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554      
903-618 1 Owentown TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554      
903-618 2 Owentown TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554   2020-08-28   
903-618 3 Owentown TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554   2020-08-28   
903-618 4 Owentown TX LGVWTXTLX8X  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 554   2021-07-19   
903-618 5 Owentown TX LGVWTXGRCMD  516C AT&T CORP. 554   2013-02-13   
903-618 6 Owentown TX   793K TWC IP ENABLED SERVICES, LLC 554   2024-10-04   
903-618 7 Owentown TX TXRKTXXAHMD  624H ONVOY SPECTRUM, LLC 554   2021-06-28   
903-618 8 Owentown TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554   2021-02-26   
903-618 9 Owentown TX LGVWTXBA47Z  6529 T-MOBILE USA, INC. 554      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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