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: 925

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-925 A Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560      
713-925 0 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 1 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 2 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 3 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 4 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 5 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 6 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 7 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 8 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   
713-925 9 Houston TX   624H ONVOY SPECTRUM, LLC 560   2022-09-16   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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