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.

Inglewood, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-491 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-491 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-491 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-491 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-18   
310-491 5 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-491 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-18   
310-491 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-491 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-18   
310-491 9 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-568 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-590 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-590 0 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2003-03-26   
310-590 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2003-04-11   
310-590 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2003-04-11   
310-590 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2000-05-29   
310-590 4   829J PAETEC ITEL, LLC 730   2000-04-03   
310-590 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-06-30   
310-590 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-02-20   
310-590 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2001-05-30   
310-590 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-18   
310-590 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-06-30   
310-641 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 0 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 1 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 2 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 3 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 4 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 5 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 6 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 7 LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 8 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2017-08-12   
310-642 9 LSANCA07DS0  9740 PACIFIC BELL 730      
310-645 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-646 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-649 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-654 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-654 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-12-30   
310-654 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-12-30   
310-654 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-02-14   
310-654 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-02-21   
310-654 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-06-06   
310-654 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-03-11   
310-654 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-03-11   
310-654 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-03-07   
310-654 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-02-10   
310-654 9 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2004-12-30   
310-665 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-670 A LSANCA07DS0  9740 PACIFIC BELL 730      
310-671 A IGWDCA01DS0  9740 PACIFIC BELL 730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.