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.

Beverly Hills, 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-498 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-498 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-498 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-498 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-03-23   
310-498 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-498 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-498 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-03-23   
310-498 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-03-23   
310-499 A   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-24   
310-499 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-06-19   
310-499 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-12-18   
310-499 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-499 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2006-06-19   
310-499 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-550 A BVHLCA01DS0  9740 PACIFIC BELL 730      
310-551 A WLANCA01DS0  9740 PACIFIC BELL 730      
310-552 A WLANCA01DS0  9740 PACIFIC BELL 730      
310-553 A WLANCA01DS0  9740 PACIFIC BELL 730      
310-556 A WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 A WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 0 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 1 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 2 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 3 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 4 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 5 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-07-07   
310-557 7 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 8 WLANCA01DS0  9740 PACIFIC BELL 730      
310-557 9 WLANCA01DS0  9740 PACIFIC BELL 730      
310-595 A ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-09-09   
310-595 1 ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 2 ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 3 ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-29   
310-595 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-29   
310-595 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-09-09   
310-595 7 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2005-02-14   
310-595 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2013-01-15   
310-595 9 ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-598 A GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-598 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-06-26   
310-598 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-07   
310-598 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-07   

<< 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 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.