Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
628-230 1 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-10-31   
628-230 3 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-06-11   
628-230 7 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-06-11   
628-230 8 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-03-01   
628-231 0 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 1 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 3 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 4 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-12-29   
628-231 5 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 7 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 8 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-231 9 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-30   
628-233 4 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-03   
628-233 7 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-08-03   
628-234 5 San Rafael CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-05-06   
628-235 0 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-02-01   
628-236 6 Novato CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-05-27   
628-240 4 San Rafael CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-02-26   
628-241 8 San Francisco: Juniper DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-07-24   
628-249 A San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-249 0 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-03-20   
628-249 1 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-249 2 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-249 3 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-04   
628-249 4 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-04   
628-249 5 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 6 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 7 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-09   
628-249 8 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-10-27   
628-249 9 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-14   
628-250 A San Francisco: Juniper DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-250 0 San Francisco: Juniper DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-18   
628-250 1 San Francisco: Juniper DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-11-18   
628-250 6 San Francisco: Juniper DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-30   
628-251 4 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-10   
628-251 5 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-10   
628-251 6 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-07-11   
628-253 3 San Rafael CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-12-20   
628-253 6 San Rafael CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-06-02   
628-253 8 San Rafael CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-09-11   
628-254 4 Sausalito CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-10-22   
628-255 A San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
628-255 0 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 1 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 2 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 3 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 4 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 5 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 6 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   
628-255 7 San Francisco: Central DA CA 6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-04-09   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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