Local Calling Guide

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OCN: 8826 LEVEL 3 COMMUNICATIONS, LLC - CA

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
650-763 8 South San Francisco CA   722   2008-12-08   
650-763 9 South San Francisco CA   722   2011-12-29   
650-777 5 Millbrae CA   722   2006-03-25   
650-777 7 Millbrae CA   722   2004-10-16   
650-779 4 Redwood City CA   722   2010-11-20   
650-779 5 Redwood City CA   722   2012-07-06   
650-817 7 Redwood City CA   722   2013-11-30   
650-825 6 South San Francisco CA   722   2012-08-14   
650-825 9 South San Francisco CA   722   2013-06-21   
650-826 3 South San Francisco CA   722   2013-02-20   
650-830 A San Carlos-Belmont CA SNFCCASY5MD  722      
650-830 0 San Carlos-Belmont CA   722      
650-830 3 San Carlos-Belmont CA   722   2014-08-25   
650-830 5 San Carlos-Belmont CA   722   2011-04-07   
650-830 7 San Carlos-Belmont CA   722   2014-04-06   
650-836 A Pescadero CA SNFCCASY5MD  722      
650-836 0 Pescadero CA   722   2016-08-01   
650-836 1 Pescadero CA   722   2016-08-01   
650-836 2 Pescadero CA   722   2016-08-01   
650-836 3 Pescadero CA   722   2016-08-01   
650-836 4 Pescadero CA   722   2016-08-01   
650-836 5 Pescadero CA   722   2016-08-01   
650-836 6 Pescadero CA   722   2016-08-01   
650-836 7 Pescadero CA   722   2016-08-01   
650-836 8 Pescadero CA   722   2016-08-01   
650-836 9 Pescadero CA   722   2016-08-01   
650-839 4 Redwood City CA   722   2012-07-06   
650-849 8 Palo Alto CA   722   2018-02-08   
650-850 6 Woodside CA   722   2014-10-11   
650-852 1 Palo Alto CA   722   2014-04-06   
650-860 A Pescadero CA SNFCCASY5MD  722      
650-860 7 Pescadero CA   722   2014-10-10   
650-860 9 Pescadero CA   722      
650-864 0 Mountain View CA   722   2014-05-12   
650-864 8 Mountain View CA   722   2014-03-24   
650-865 2 San Mateo CA   722   2017-09-11   
650-866 8 South San Francisco CA   722   2014-04-27   
650-885 A Palo Alto CA SNFCCASY5MD  722      
650-885 2 Palo Alto CA   722   2017-09-01   
650-885 3 Palo Alto CA   722   2017-08-18   
650-887 6 Los Altos CA   722   2012-04-07   
650-887 9 Los Altos CA   722   2014-03-23   
650-897 A Moss Beach CA SNFCCASY5MD  722      
650-897 4 Moss Beach CA   722   2004-04-10   
650-897 5 Moss Beach CA   722   2007-04-08   
650-900 8 Los Altos CA   722   2014-03-01   
650-903 7 Mountain View CA   722   2013-10-28   
650-931 6 San Mateo CA   722   2009-07-03   
650-942 8 Millbrae CA   722   2014-10-24   
650-946 1 Los Altos CA   722   2009-10-05   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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