Local Calling Guide

Area code/prefix search

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

NXX: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-900 A Ocotillo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
442-900 0 Ocotillo CA   649C ONVOY, LLC - CA 732   2013-01-07   
442-900 1 Ocotillo CA   649C ONVOY, LLC - CA 732   2013-01-08   
442-900 2 Ocotillo CA   649C ONVOY, LLC - CA 732   2013-03-21   
442-900 3 Ocotillo CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732   2013-03-28   
442-900 4 Ocotillo CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2014-11-08   
442-900 5 Ocotillo CA   073H TELNYX LLC 732   2018-07-11   
442-900 6 Ocotillo CA   508J CENTURYLINK COMMUNICATIONS, LLC 732   2014-07-09   
442-900 7 Ocotillo CA   649C ONVOY, LLC - CA 732   2013-11-28   
442-900 8 Ocotillo CA   649C ONVOY, LLC - CA 732   2013-11-28   
442-900 9 Ocotillo CA   624H ONVOY SPECTRUM, LLC 732   2021-11-08   

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

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