Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 510 [Rate centres in NPA 510] [Dial plan for NPA 510]

NXX: 972

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
510-972 A Fremont-Newark: Greenleaf DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-972 0 Fremont-Newark: Greenleaf DA CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-972 1 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-06-02   
510-972 2 Fremont-Newark: Greenleaf DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-03-28   
510-972 3 Fremont-Newark: Greenleaf DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-02-06   
510-972 4 Fremont-Newark: Greenleaf DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-20   
510-972 5 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-07-20   
510-972 6 Fremont-Newark: Greenleaf DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2007-09-07   
510-972 7 Fremont-Newark: Greenleaf DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-17   
510-972 8 Fremont-Newark: Greenleaf DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-22   
510-972 9 Fremont-Newark: Greenleaf DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-02-19   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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