Local Calling Guide

Area code/prefix search

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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-491 A Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-491 0 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 1 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 2 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2016-09-16   
661-491 3 Bakersfield: South DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734   2017-03-12   
661-491 4 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-11-13   
661-491 5 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-11-13   
661-491 6 Bakersfield: South DA CA BKFDCA11XMD  508J CENTURYLINK COMMUNICATIONS, LLC 734   2015-05-05   
661-491 7 Bakersfield: South DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2014-12-12   
661-491 8 Bakersfield: South DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734   2014-12-12   
661-491 9 Bakersfield: South DA CA BKFDCA01X0X  516C AT&T CORP. 734   2015-03-21   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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