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.

Cypress, CA

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
657-508 0 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-09-03   
657-508 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-09-03   
657-508 2 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-09-03   
657-508 3 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-09-03   
657-508 4 LSANCA03IMD  553J WHITESKY COMMUNICATIONS, LLC 730   2021-10-01   
657-508 5 LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-21   
657-508 6 LSANCAJW7MD  939H COMMIO, LLC 730   2021-10-21   
657-508 7 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2021-09-24   
657-508 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-09-02   
657-508 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2021-09-02   
657-556 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
657-556 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-01-21   
657-556 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-03-25   
657-556 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-04-02   
657-556 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-03-11   
657-556 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-02-17   
657-556 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-02-17   
657-556 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-02-17   
657-556 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-02-17   
657-556 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-02-17   
657-556 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-01-20   
657-573 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-573 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-18   
657-573 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-18   
657-573 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-05-27   
657-573 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-27   
657-573 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-06-27   
657-603 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-603 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-603 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-07-22   
657-613 A LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-613 0 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-09-25   
657-613 1 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-09-25   
657-613 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-04-27   
657-613 3 LSANCAJWHMD  145J TERRA NOVA TELECOM INC. 730   2024-03-07   
657-613 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-09-26   
657-613 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-09-26   
657-613 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-10-16   
657-613 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-20   
657-613 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-12-20   
657-613 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-01-29   
657-620 A LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-620 0 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-12-29   
657-620 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-02-10   
657-620 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-03-10   
657-620 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-08-09   
657-620 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-08-09   
657-620 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2023-09-12   
657-620 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2023-09-16   
657-620 7 ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-02-18   
657-620 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-04-10   
657-620 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2025-01-29   
657-625 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
657-625 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2022-11-21   
657-625 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-11-20   
657-625 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2022-11-20   
657-644 A LSANCAJWIMD  965H FRACTEL, LLC 730      
657-644 0 LSANCARC32Z  073H TELNYX LLC 730   2021-02-26   
657-644 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-04-22   
657-644 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-06-21   
657-644 3 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-22   
657-644 4 LSANCAJWIMD  965H FRACTEL, LLC 730   2020-11-15   
657-644 5 LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
657-644 6 LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
657-644 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
657-644 8 LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-25   
657-644 9 LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-07-22   
657-689 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-689 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-10-27   
657-689 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 2 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 3 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 5 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 6 ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-10-29   
657-689 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-10-27   
657-689 8 LSANCARCD3S  649C ONVOY, LLC - CA 730   2023-10-28   
657-689 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-10-27   
657-705 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
657-705 0 LSANCAJW7MD  939H COMMIO, LLC 730   2024-01-28   

<< 1 2 3 4 5 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.