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.

San Francisco: Central DA, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
628-998 A   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-998 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2024-04-20   
628-999 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
628-999 0 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 1 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 2 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 4 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2015-04-24   
628-999 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-01-07   
628-999 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-01-07   
628-999 7 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-09-06   
628-999 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2016-09-06   
628-999 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2015-03-21   
650-478 A SNFCCA2101T  9740 PACIFIC BELL 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.