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.

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

<< 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-741 9 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-742 A Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-742 0 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-742 1 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-742 2 Compton: Compton DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
310-742 3 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-742 4 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-742 5 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-742 6 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-742 7 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-742 8 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-742 9 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-743 A Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-743 0 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-743 1 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-743 2 Inglewood CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-743 3 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-743 4 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-743 5 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-743 6 Inglewood CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-743 7 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-743 8 Inglewood CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-743 9 Inglewood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-744 A El Segundo CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 0 El Segundo CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
310-744 1 El Segundo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-744 2 El Segundo CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 3 El Segundo CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 4 El Segundo CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-744 5 El Segundo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-744 6 El Segundo CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-744 7 El Segundo CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
310-744 8 El Segundo CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-744 9 El Segundo CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-745 A Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 0 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 1 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 2 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 3 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 4 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 5 Santa Monica: Mar Vista DA CA LSAJCAWZ7MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-745 6 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-745 7 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 8 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-745 9 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-746 A Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-746 0 Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-746 1 Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-746 2 Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-746 3 Beverly Hills CA   649C ONVOY, LLC - CA 730      
310-746 4 Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-746 5 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-746 6 Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-746 7 Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-746 8 Beverly Hills CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-746 9 Beverly Hills CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-747 A Compton: Compton DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-747 0 Compton: Compton DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-747 1 Compton: Compton DA CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-747 2 Compton: Compton DA CA LSANCARCDS1  993B CURATEL, LLC - CA 730      
310-747 3 Compton: Compton DA CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-747 4 Compton: Compton DA CA   649C ONVOY, LLC - CA 730      
310-747 5 Compton: Compton DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-747 6 Compton: Compton DA CA   515J IP HORIZON LLC 730      
310-747 7 Compton: Compton DA CA LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-747 8 Compton: Compton DA CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-747 9 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730      
310-748 A Compton: Gardena DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-749 A Compton: Gardena DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-750 A Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 0 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 1 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 2 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 3 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 4 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-750 5 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-750 6 Redondo CA ANHMCA01XRY  318J COMCAST IP PHONE, LLC 730      
310-750 7 Redondo CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-750 8 Redondo CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-750 9 Redondo CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 A Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 0 Santa Monica: Mar Vista DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-751 1 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 2 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 3 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 4 Santa Monica: Mar Vista DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-751 5 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-751 6 Santa Monica: Mar Vista DA CA SNMNCAXPXJY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
310-751 7 Santa Monica: Mar Vista DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-751 8 Santa Monica: Mar Vista DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-751 9 Santa Monica: Mar Vista DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-752 A Santa Monica: Santa Monica DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-752 0 Santa Monica: Santa Monica DA CA LSAJCAWZ7MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-752 1 Santa Monica: Santa Monica DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-752 2 Santa Monica: Santa Monica DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-752 3 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-752 4 Santa Monica: Santa Monica DA CA IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-752 5 Santa Monica: Santa Monica DA CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-752 6 Santa Monica: Santa Monica DA CA NRWLCA141MD  776C CHARTER FIBERLINK CA-CCO, LLC - CA 730      
310-752 7 Santa Monica: Santa Monica DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      

<< 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.