Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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San Francisco: Central DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
628-230 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-10-31   
628-230 2   649C ONVOY, LLC - CA 722   2018-10-31   
628-230 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-06-11   
628-230 4   649C ONVOY, LLC - CA 722   2018-10-31   
628-230 5   649C ONVOY, LLC - CA 722   2018-10-31   
628-230 6   649C ONVOY, LLC - CA 722   2018-10-31   
628-230 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-06-11   
628-230 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-03-01   
628-230 9   6529 T-MOBILE USA, INC. 722   2018-11-15   
628-231 A SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-231 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2015-12-29   
628-231 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 6   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2015-12-01   
628-231 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-233 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-233 0   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 1   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 3   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-03   
628-233 5   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-03   
628-233 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-233 9   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-19   
628-235 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
628-235 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-02-01   
628-235 1   508J CENTURYLINK COMMUNICATIONS, LLC 722   2016-10-08   
628-235 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2016-01-22   
628-235 3   6529 T-MOBILE USA, INC. 722   2016-01-23   
628-235 4   6529 T-MOBILE USA, INC. 722   2016-01-23   
628-235 5   6529 T-MOBILE USA, INC. 722   2025-12-10   
628-235 6   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-01-28   
628-235 7   6529 T-MOBILE USA, INC. 722   2016-01-23   
628-235 8   6529 T-MOBILE USA, INC. 722   2016-01-23   
628-235 9   6529 T-MOBILE USA, INC. 722   2016-01-23   
628-242 A SNFCCA04DS1  9740 PACIFIC BELL 722      
628-242 0   829J PAETEC ITEL, LLC 722   2015-05-11   
628-242 1   829J PAETEC ITEL, LLC 722   2015-05-11   
628-242 2   649C ONVOY, LLC - CA 722   2015-05-15   
628-242 3   5562 METROPCS, INC. 722   2015-05-11   
628-242 4   5562 METROPCS, INC. 722   2015-05-11   
628-242 5   5562 METROPCS, INC. 722   2015-05-11   
628-242 6   9740 PACIFIC BELL 722   2015-05-10   
628-242 7   9740 PACIFIC BELL 722   2015-05-10   
628-242 8   5562 METROPCS, INC. 722   2015-05-11   
628-242 9   5562 METROPCS, INC. 722   2015-05-11   
628-246 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
628-246 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-19   
628-246 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-19   
628-246 2   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-19   
628-246 3   6529 T-MOBILE USA, INC. 722   2016-09-20   
628-246 4   6529 T-MOBILE USA, INC. 722   2016-09-20   
628-246 5   6529 T-MOBILE USA, INC. 722   2016-09-20   
628-246 6   6529 T-MOBILE USA, INC. 722   2016-09-20   
628-246 7   6529 T-MOBILE USA, INC. 722   2016-09-20   
628-246 8   649C ONVOY, LLC - CA 722   2016-09-20   
628-246 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-07-16   
628-247 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
628-247 0   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 1   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 2   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 3   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 4   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 5   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 6   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 7   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 8   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-247 9   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2016-09-19   
628-249 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-249 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-03-20   
628-249 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-249 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-249 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-04   
628-249 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-04   
628-249 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-10-27   
628-249 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-251 A SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
628-251 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
628-251 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
628-251 2   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
628-251 3   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
628-251 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-10   
628-251 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-10   
628-251 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-11   
628-251 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
628-251 8   649C ONVOY, LLC - CA 722   2017-11-12   
628-251 9   515J IP HORIZON LLC 722   2017-12-03   
628-255 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-255 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   

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

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