Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-623 A Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 0 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 1 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 2 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 3 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 4 Keller TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-623 5 Keller TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-09-26   
817-623 6 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 7 Keller TX DLLSTXRIXHZ  478J NUSO, LLC 552   2023-11-26   
817-623 8 Keller TX FTWOTXEDRS0  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      
817-623 9 Keller TX DLLSTX97X1X  073H TELNYX LLC 552   2017-06-12   

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

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