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
650-634 4   9740 PACIFIC BELL 722      
650-634 5   9740 PACIFIC BELL 722      
650-634 6   9740 PACIFIC BELL 722      
650-634 7   9740 PACIFIC BELL 722      
650-634 8   516C AT&T CORP. 722   2014-04-16   
650-634 9   9740 PACIFIC BELL 722      
650-635 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-636 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-636 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-636 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-636 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-636 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-06-10   
650-636 4   516C AT&T CORP. 722   2006-06-30   
650-636 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-07-23   
650-636 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-06-10   
650-636 7   981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-12-14   
650-636 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-636 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-671 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-671 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-08-29   
650-671 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-08-29   
650-671 2   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-08-29   
650-671 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-08-29   
650-671 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-08-29   
650-671 5   649C ONVOY, LLC - CA 722   2022-09-25   
650-671 6   649C ONVOY, LLC - CA 722   2022-09-25   
650-671 7   649C ONVOY, LLC - CA 722   2022-09-25   
650-671 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2022-09-15   
650-671 9   6529 T-MOBILE USA, INC. 722   2022-03-10   
650-676 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-676 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-10-16   
650-676 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-01-07   
650-676 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-01-07   
650-676 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-01-07   
650-676 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2008-10-26   
650-676 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-02-08   
650-676 6   9262 UTILITY TELECOM GROUP, LLC - CA 722   2005-04-28   
650-676 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-11-16   
650-676 8   649C ONVOY, LLC - CA 722   2008-11-05   
650-676 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-05-01   
650-677 A SNJUCACL7MD  965H FRACTEL, LLC 722      
650-677 0   649C ONVOY, LLC - CA 722   2020-05-04   
650-677 1   649C ONVOY, LLC - CA 722   2020-05-04   
650-677 2   197D VONAGE AMERICA LLC 722   2020-06-19   
650-677 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-19   
650-677 4   318J COMCAST IP PHONE, LLC 722   2020-04-03   
650-677 5   649C ONVOY, LLC - CA 722   2019-12-09   
650-677 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-09-30   
650-677 7   965H FRACTEL, LLC 722   2019-07-17   
650-677 8   649C ONVOY, LLC - CA 722   2021-04-02   
650-677 9   6529 T-MOBILE USA, INC. 722   2019-07-18   
650-708 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-708 0   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 1   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 2   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 3   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 4   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 5   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 6   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 7   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 8   649C ONVOY, LLC - CA 722   2022-11-06   
650-708 9   649C ONVOY, LLC - CA 722   2022-11-06   
650-737 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-737 0   9740 PACIFIC BELL 722      
650-737 1   9740 PACIFIC BELL 722      
650-737 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-07-23   
650-737 3   9740 PACIFIC BELL 722      
650-737 4   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-11-16   
650-737 5   9740 PACIFIC BELL 722      
650-737 6   9740 PACIFIC BELL 722      
650-737 7   9740 PACIFIC BELL 722      
650-737 8   9740 PACIFIC BELL 722      
650-737 9   9740 PACIFIC BELL 722      
650-741 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-741 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-741 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-02   
650-741 2   9740 PACIFIC BELL 722      
650-741 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
650-741 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
650-741 5   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
650-741 6   318J COMCAST IP PHONE, LLC 722   2010-09-17   
650-741 7   829J PAETEC ITEL, LLC 722   2009-11-02   
650-741 8   6529 T-MOBILE USA, INC. 722   2010-02-19   
650-741 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-11-22   
650-742 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-745 A SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 0   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 1   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 2   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 3   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 4   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 5   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-12-03   
650-745 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-12-03   
650-745 7   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-745 8   318J COMCAST IP PHONE, LLC 722      
650-745 9   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-754 A COLACA01DS0  9740 PACIFIC BELL 722      
650-754 0   9740 PACIFIC BELL 722      
650-754 1   9740 PACIFIC BELL 722      
650-754 2   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2011-09-12   

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

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