Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 713 [Rate centres in NPA 713] [Dial plan for NPA 713]

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-399 A Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560      
713-399 0 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 1 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 2 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 3 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 4 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 5 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 6 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 7 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 8 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   
713-399 9 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2022-06-25   

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

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