Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

NXX: 235

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-235 A Rosamond CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-235 0 Rosamond CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-09-19   
661-235 1 Rosamond CA   515J IP HORIZON LLC 734      
661-235 2 Rosamond CA   515J IP HORIZON LLC 734      
661-235 3 Rosamond CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2010-03-04   
661-235 4 Rosamond CA   624H ONVOY SPECTRUM, LLC 734   2021-12-08   
661-235 5 Rosamond CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2014-03-27   
661-235 6 Rosamond CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2015-02-21   
661-235 7 Rosamond CA   073H TELNYX LLC 734   2018-07-06   
661-235 8 Rosamond CA   981E BANDWIDTH.COM CLEC, LLC - CA 734   2015-09-26   
661-235 9 Rosamond CA   973E RACE TELECOMMUNICATIONS, INC. - CA 734   2016-11-20   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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