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
650-201 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-201 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-08-05   
650-201 1   6529 T-MOBILE USA, INC. 722      
650-201 2   6529 T-MOBILE USA, INC. 722   2005-08-04   
650-201 3   6529 T-MOBILE USA, INC. 722      
650-201 4   6529 T-MOBILE USA, INC. 722      
650-201 5   6529 T-MOBILE USA, INC. 722      
650-201 6   6529 T-MOBILE USA, INC. 722      
650-201 7   6529 T-MOBILE USA, INC. 722      
650-201 8   6529 T-MOBILE USA, INC. 722      
650-201 9   6529 T-MOBILE USA, INC. 722      
650-205 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
650-219 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-219 0   6529 T-MOBILE USA, INC. 722      
650-219 1   6529 T-MOBILE USA, INC. 722      
650-219 2   6529 T-MOBILE USA, INC. 722      
650-219 3   6529 T-MOBILE USA, INC. 722      
650-219 4   6529 T-MOBILE USA, INC. 722      
650-219 5   6529 T-MOBILE USA, INC. 722      
650-219 6   6529 T-MOBILE USA, INC. 722      
650-219 7   6529 T-MOBILE USA, INC. 722      
650-219 8   6529 T-MOBILE USA, INC. 722      
650-219 9   6529 T-MOBILE USA, INC. 722      
650-221 A MLPTCAVPAMD  0051 SHELCOMM 722   2024-11-03   
650-225 A SNBUCA02DS0  9740 PACIFIC BELL 722      
650-228 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 3   6529 T-MOBILE USA, INC. 722   2006-05-04   
650-228 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-06-11   
650-228 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-07-15   
650-228 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-228 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2008-06-01   
650-228 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-02-05   
650-238 A HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 0   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 1   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 2   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 3   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-04-13   
650-238 5   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-238 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-06-26   
650-238 7   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-09-22   
650-238 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-09-22   
650-238 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-15   
650-243 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-15   
650-243 1   6529 T-MOBILE USA, INC. 722   2005-12-05   
650-243 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 4   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 6   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-243 7   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-12   
650-243 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-12   
650-243 9   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-244 A SNBUCA02DS1  9740 PACIFIC BELL 722      
650-246 A SNBUCA02DS1  9740 PACIFIC BELL 722      
650-246 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-10-18   
650-246 1   9740 PACIFIC BELL 722      
650-246 2   9740 PACIFIC BELL 722      
650-246 3   9740 PACIFIC BELL 722      
650-246 4   9740 PACIFIC BELL 722      
650-246 5   9740 PACIFIC BELL 722      
650-246 6   9740 PACIFIC BELL 722      
650-246 7   9740 PACIFIC BELL 722      
650-246 8   9740 PACIFIC BELL 722      
650-246 9   981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-10-18   
650-255 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-256 A SNFCCA21XUY  9748 AMERICAN MESSAGING SERVICES, LLC 722      
650-266 A SNBUCA02DS1  9740 PACIFIC BELL 722      
650-267 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-267 0   6529 T-MOBILE USA, INC. 722   2004-08-02   
650-267 1   6529 T-MOBILE USA, INC. 722   2004-05-08   
650-267 2   649C ONVOY, LLC - CA 722   2004-05-03   
650-267 3   6529 T-MOBILE USA, INC. 722   2004-11-28   
650-267 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-267 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2004-12-09   
650-267 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2004-12-09   
650-267 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2004-02-02   
650-267 8   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-02-05   
650-267 9   6529 T-MOBILE USA, INC. 722   2007-06-10   
650-270 A OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-11   
650-270 1   6529 T-MOBILE USA, INC. 722      
650-270 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-15   
650-270 3   6529 T-MOBILE USA, INC. 722      
650-270 4   6529 T-MOBILE USA, INC. 722      
650-270 5   6529 T-MOBILE USA, INC. 722      
650-270 6   6529 T-MOBILE USA, INC. 722      
650-270 7   6529 T-MOBILE USA, INC. 722      
650-270 8   6529 T-MOBILE USA, INC. 722      
650-270 9   6529 T-MOBILE USA, INC. 722      
650-273 A SNFCCAMMDS0  485E ASTOUND BROADBAND, LLC - CA 722      
650-273 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-12-31   
650-273 1   485E ASTOUND BROADBAND, LLC - CA 722      
650-273 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-11-24   
650-273 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-11-24   

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

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