Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 742

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-742 A Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730      
442-742 0 Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2021-08-09   
442-742 1 Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2021-08-09   
442-742 2 Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2020-12-14   
442-742 3 Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2020-12-14   
442-742 4 Summit Valley CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2020-12-14   
442-742 5 Summit Valley CA   624H ONVOY SPECTRUM, LLC 730   2025-01-30   
442-742 6 Summit Valley CA LSANCAJWJMD  516J TON80 COMMUNICATIONS, LLC 730   2021-06-08   
442-742 7 Summit Valley CA   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2026-01-11   
442-742 9 Summit Valley CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2021-05-30   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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