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: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-210 A Big Pine CA RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
442-210 0 Big Pine CA   707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730   2018-05-04   
442-210 1 Big Pine CA   073H TELNYX LLC 730   2018-05-11   
442-210 2 Big Pine CA   649C ONVOY, LLC - CA 730   2019-09-09   
442-210 3 Big Pine CA   649C ONVOY, LLC - CA 730   2021-08-09   
442-210 7 Big Pine CA   624H ONVOY SPECTRUM, LLC 730   2021-11-08   
442-210 9 Big Pine CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-11-25   

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

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