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.

Lancaster, CA

<< 1 2 3 4 5 6 7 8 9 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-674 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-06-02   
661-674 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-12-14   
661-674 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-04-05   
661-674 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-04-21   
661-674 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2003-04-05   
661-718 A QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 0 QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 1 QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 2 QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 3 QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 4 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2006-01-14   
661-718 5 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-09-28   
661-718 6   899D METROPCS NETWORKS, LLC 730   2007-09-28   
661-718 7 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-02-26   
661-718 8 QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-718 9 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-09-28   
661-722 A QZHLCAXF94K  2319 FRONTIER CALIFORNIA INC. 730      
661-723 A LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-726 A LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 A LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 0 LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-27   
661-728 2 LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 3 LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 4 LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-728 5 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-06-21   
661-728 6 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-09-28   
661-728 7 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-09-28   
661-728 8 SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2007-09-28   
661-728 9 LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-729 A LNCSCAXG94K  2319 FRONTIER CALIFORNIA INC. 730      
661-743 A ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-743 0 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2023-08-07   
661-743 1 SNMNCAXPX3Z  649C ONVOY, LLC - CA 730   2023-08-07   
661-743 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-10-21   
661-743 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-10-21   
661-743 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-11-12   
661-743 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-11-22   
661-743 6 GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2023-08-07   
661-743 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-12-10   
661-743 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-12-20   
661-743 9 ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-08-06   
661-802 A LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-802 0 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-802 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-07-15   
661-802 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-07-15   
661-802 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2010-04-03   
661-802 4 SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2008-05-22   
661-802 5 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2008-01-31   
661-802 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-10-16   

<< 1 2 3 4 5 6 7 8 9 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.