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NPA: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-605 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-606 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-607 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-608 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-609 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-610 A Compton: Gardena DA CA LSANCA039MD  6906 AMERICAN MESSAGING SERVICES, LLC 730      
310-612 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-613 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-614 A Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-615 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-616 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-617 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-618 A Torrance CA TRNCCA11DS0  9740 PACIFIC BELL 730      
310-619 A Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-620 A Beverly Hills CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
310-621 A Culver City CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-622 A West Los Angeles CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-623 A Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-624 A Beverly Hills CA LSANCA039MD  6906 AMERICAN MESSAGING SERVICES, LLC 730      
310-625 A Santa Monica: Mar Vista DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-626 A Lomita CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-627 A Compton: Compton DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
310-628 A Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-629 A Lakewood CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-630 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-631 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-632 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-633 A Santa Monica: Santa Monica DA CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-634 A Torrance CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-635 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-636 A Santa Monica: Mar Vista DA CA CLCYCAXG39K  2319 FRONTIER CALIFORNIA INC. 730      
310-637 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-638 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-639 A Compton: Compton DA CA CMTNCA01DS1  9740 PACIFIC BELL 730      
310-640 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-641 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-642 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-643 A Hawthorne CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-644 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-645 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-646 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-647 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-648 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-649 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-650 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-651 A Beverly Hills CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-652 A Beverly Hills CA LSANCA08DS0  9740 PACIFIC BELL 730      
310-653 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-654 A Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-655 A West Los Angeles CA LSANCA039MD  6906 AMERICAN MESSAGING SERVICES, LLC 730      
310-656 A Santa Monica: Santa Monica DA CA SNMNCAXGDS0  2319 FRONTIER CALIFORNIA INC. 730      
310-657 A Beverly Hills CA LSANCA08DS0  9740 PACIFIC BELL 730      
310-658 A El Segundo CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-659 A Beverly Hills CA LSANCA08DS1  9740 PACIFIC BELL 730      
310-660 A Compton: Gardena DA CA GRDNCA01DS0  9740 PACIFIC BELL 730      
310-661 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-662 A El Segundo CA ELSGCA12DS0  9740 PACIFIC BELL 730      
310-663 A Santa Monica: Santa Monica DA CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
310-664 A Santa Monica: Santa Monica DA CA SNMNCAXPPS0  2319 FRONTIER CALIFORNIA INC. 730      
310-665 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-666 A Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-667 A Compton: Compton DA CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-668 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-669 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-670 A Inglewood CA LSANCA07DS0  9740 PACIFIC BELL 730      
310-671 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-672 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-673 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-674 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-675 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-676 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-677 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-678 A Compton: Gardena DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-679 A Hawthorne CA HWTHCA01DS0  9740 PACIFIC BELL 730      
310-680 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-681 A Compton: Gardena DA CA LSANCA039MD  9748 AMERICAN MESSAGING SERVICES, LLC 730      
310-682 A Hawthorne CA LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-683 A Redondo CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-684 A San Pedro CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-685 A Compton: Gardena DA CA LSANCA05TMD  6630 USA MOBILITY WIRELESS, INC. 730      
310-686 A Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-687 A Compton: Compton DA CA CMTNCA01DS0  9740 PACIFIC BELL 730      
310-688 A Beverly Hills CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-689 A West Los Angeles CA LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-690 A West Los Angeles CA BLPKCAAFCM0  0051 SHELCOMM 730      
310-691 A Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-692 A Inglewood CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-693 A Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-694 A West Los Angeles CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-695 A Inglewood CA IGWDCA01DS0  9740 PACIFIC BELL 730      
310-696 A West Los Angeles CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-697 A Redondo CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-698 A Redondo CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-699 A Santa Monica: Santa Monica DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-701 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-702 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-703 A Inglewood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-704 A Compton: Gardena DA CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
310-705 A Compton: Compton DA CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-706 A Hawthorne CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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