Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: DCSNTXXAJMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
346-523 A Kemah TX 903C ONVOY, LLC - TX 560      
346-523 1 Kemah TX 903C ONVOY, LLC - TX 560   2023-01-15   
346-523 6 Kemah TX 903C ONVOY, LLC - TX 560   2022-12-15   
346-523 7 Kemah TX 903C ONVOY, LLC - TX 560   2022-12-15   
346-523 8 Kemah TX 903C ONVOY, LLC - TX 560   2023-01-15   
346-523 9 Kemah TX 903C ONVOY, LLC - TX 560   2022-12-13   
346-579 7 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-23   
346-676 A Kemah TX 903C ONVOY, LLC - TX 560      
346-676 0 Kemah TX 903C ONVOY, LLC - TX 560   2023-10-01   
346-676 2 Kemah TX 903C ONVOY, LLC - TX 560   2023-07-15   
346-676 3 Kemah TX 903C ONVOY, LLC - TX 560   2023-03-27   
346-676 4 Kemah TX 903C ONVOY, LLC - TX 560   2023-03-27   
346-679 7 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-23   
346-679 8 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-23   
346-696 A Dickinson TX 903C ONVOY, LLC - TX 560      
346-696 2 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-29   
346-696 3 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-29   
346-696 4 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-29   
346-696 5 Dickinson TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 0 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 1 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 2 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 3 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 4 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 5 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   
409-312 6 Hitchcock-Santa Fe TX 903C ONVOY, LLC - TX 560   2023-10-29   

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

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