Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 209 [Rate centres in NPA 209] [Dial plan for NPA 209]

NXX: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
209-454 A Sonora: Main DA CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-454 0 Sonora: Main DA CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-06-08   
209-454 1 Sonora: Main DA CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2015-06-08   
209-454 2 Sonora: Main DA CA SKTNCACZDS2  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 738   2015-11-01   
209-454 3 Sonora: Main DA CA SKTNCA01XFY  649C ONVOY, LLC - CA 738   2016-02-26   
209-454 4 Sonora: Main DA CA SKTNCA01XFY  649C ONVOY, LLC - CA 738   2016-02-26   
209-454 5 Sonora: Main DA CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738   2016-07-15   
209-454 6 Sonora: Main DA CA SKTOCAOY6MD  6529 T-MOBILE USA, INC. 738   2017-08-25   
209-454 7 Sonora: Main DA CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2016-07-03   
209-454 8 Sonora: Main DA CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2016-01-03   
209-454 9 Sonora: Main DA CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738   2015-04-24   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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