Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 415 [Rate centres in NPA 415] [Dial plan for NPA 415]

NXX: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
415-578 A San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
415-578 0 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
415-578 1 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-10-28   
415-578 2 San Rafael CA OKLDCA03XOY  318J COMCAST IP PHONE LLC 722   2010-08-18   
415-578 3 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-17   
415-578 4 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
415-578 5 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-17   
415-578 6 San Rafael CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-30   
415-578 7 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-06-03   
415-578 8 San Rafael CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-10-20   
415-578 9 San Rafael CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-11-02   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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