Local Calling Guide

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South San Francisco, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
650-827 2 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 3 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 4 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 5 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-09-20   
650-827 6 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 7 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 8 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-827 9 SNBUCA02DS1  9740 PACIFIC BELL 722      
650-829 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-834 A OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 0 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 1 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 2 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 3 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 4 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 5 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 6 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 7 OKLECAZV1MD  5562 METROPCS, INC. 722      
650-834 8 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-04   
650-834 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-04   
650-835 A SNFCCAMKX6Y  515J IP HORIZON LLC 722      
650-835 0   515J IP HORIZON LLC 722      
650-835 1 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
650-835 2   515J IP HORIZON LLC 722      
650-835 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-04   
650-835 4   515J IP HORIZON LLC 722      
650-835 5 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-11-04   
650-835 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2026-06-22   
650-835 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-24   
650-835 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2010-10-26   
650-835 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2026-01-04   
650-837 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-07-14   
650-837 1 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-09   
650-837 2 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2026-03-14   
650-837 4 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 5 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2026-03-14   
650-837 7 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 8 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-837 9 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-866 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-866 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2014-03-25   
650-866 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-12-23   
650-866 2 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-866 3 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-866 4 SNBUCA02DS0  9740 PACIFIC BELL 722      
650-866 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-21   
650-866 6 SNBUCA02DS0  9740 PACIFIC BELL 722      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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