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.

Compton: Gardena DA, CA

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-769 3 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-769 4 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-769 5 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-769 6 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-769 7 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-769 8 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-769 9 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-771 A GRDNCA01DS0  9740 PACIFIC BELL 730      
310-778 A LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-778 0 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-778 1 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-778 2 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-778 3 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2018-02-06   
310-778 4 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-778 5 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-778 6 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-12-08   
310-778 7 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-778 8 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-778 9 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-780 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-800 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-800 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-06-22   
310-800 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-06-22   
310-800 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-01-23   
310-800 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2002-12-14   
310-800 9 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-805 A LSANCA05TMD  6630 USA MOBILITY WIRELESS, INC. 730      
310-807 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-807 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-807 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-807 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-807 3 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-807 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-807 5 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-807 6 LSANCARCD3S  649C ONVOY, LLC - CA 730   2006-05-12   
310-807 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2006-05-12   
310-807 8   829J PAETEC ITEL, LLC 730   2006-08-16   
310-807 9   829J PAETEC ITEL, LLC 730   2006-08-16   
310-808 A GRDNCA01DS0  9740 PACIFIC BELL 730      
310-808 0 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-808 1 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-808 2 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-808 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-17   
310-808 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-03-25   
310-808 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-03-25   
310-808 6   829J PAETEC ITEL, LLC 730   2004-06-16   
310-808 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-17   
310-808 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-12-01   
310-808 9 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-817 A GRDNCA01DS0  9740 PACIFIC BELL 730      
310-817 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-03-27   
310-817 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-10-29   
310-817 2 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-09-12   
310-817 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-10-29   
310-817 4 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-01-10   
310-817 5 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-02-10   
310-817 6 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-01-05   
310-817 7 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-817 8 GRDNCA01DS0  9740 PACIFIC BELL 730      
310-817 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-07-09   
310-818 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-818 0 LSANCAJWHMD  145J TERRA NOVA TELECOM INC. 730   2024-04-21   
310-818 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-09-17   
310-818 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-818 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-09-14   
310-818 4   515J IP HORIZON LLC 730   2003-10-12   
310-818 5   829J PAETEC ITEL, LLC 730   2005-05-19   
310-818 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-06-26   
310-818 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2005-01-06   
310-818 8 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-10-16   
310-818 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-06-26   
310-819 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-819 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2007-01-02   
310-819 1 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730   2005-12-05   
310-819 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-03-01   
310-819 3 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-819 4 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-819 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-03-01   
310-819 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2006-11-01   
310-819 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-11-24   
310-819 8 ANHMCA01XEY  516C AT&T CORP. 730   2006-07-07   
310-819 9 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-850 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-851 A GRDNCA01DS0  9740 PACIFIC BELL 730      
310-852 A LSANCA01XSY  6906 AMERICAN MESSAGING SERVICES, LLC 730      
310-856 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 0 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 1 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-06-24   
310-856 2 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 3 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 4 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 5 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2024-06-24   
310-856 6 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 7 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-856 8 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      

<< 1 2 3 4 5 6 7 8 9 10 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.