Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Hawthorne, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
424-780 4   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-01-03   
424-780 5   624H ONVOY SPECTRUM, LLC 730   2025-01-02   
424-780 6   624H ONVOY SPECTRUM, LLC 730   2025-01-02   
424-780 7   624H ONVOY SPECTRUM, LLC 730   2025-01-02   
424-780 8   624H ONVOY SPECTRUM, LLC 730   2025-01-02   
424-780 9   624H ONVOY SPECTRUM, LLC 730   2025-01-02   
424-998 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-02-01   
424-998 0   939H COMMIO, LLC 730   2024-02-02   
424-998 1   939H COMMIO, LLC 730   2024-02-02   
424-998 2   649C ONVOY, LLC - CA 730   2025-11-28   
424-998 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2024-09-15   
424-998 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2024-09-15   
424-998 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2024-09-15   
424-998 6   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-10-19   
424-998 7   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-07-15   
424-998 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2024-04-12   
424-998 9   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-02-01   

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

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