Local Calling Guide

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

NXX: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-551 A Gunter TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-551 0 Gunter TX SHMNTXXARMD  624H ONVOY SPECTRUM, LLC 552   2024-01-14   
903-551 1 Gunter TX DLLSTX97X1X  073H TELNYX LLC 552   2019-05-17   
903-551 2 Gunter TX SHMNTXXARMD  624H ONVOY SPECTRUM, LLC 552   2024-01-14   
903-551 3 Gunter TX SHMNTXXASMD  903C ONVOY, LLC - TX 552   2020-12-12   
903-551 4 Gunter TX SHMNTXXASMD  903C ONVOY, LLC - TX 552   2021-03-18   
903-551 6 Gunter TX SHMNTXXASMD  903C ONVOY, LLC - TX 552   2020-07-07   
903-551 7 Gunter TX SHMNTXXASMD  903C ONVOY, LLC - TX 552   2020-07-07   
903-551 8 Gunter TX SHMNTXXASMD  903C ONVOY, LLC - TX 552   2022-12-21   
903-551 9 Gunter TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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