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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-594 5 Compton: Gardena DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-09-20   
310-594 6 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-594 7 Compton: Gardena DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-14   
310-594 8 Compton: Gardena DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-09-20   
310-594 9 Compton: Gardena DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-595 A Beverly Hills CA ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 0 Beverly Hills CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-09-09   
310-595 1 Beverly Hills CA ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 2 Beverly Hills CA ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 3 Beverly Hills CA ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-595 4 Beverly Hills CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-29   
310-595 5 Beverly Hills CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-03-29   
310-595 6 Beverly Hills CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-09-09   
310-595 7 Beverly Hills CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2005-02-14   
310-595 8 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2013-01-15   
310-595 9 Beverly Hills CA ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-596 A Culver City CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-596 0 Culver City CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-09-22   
310-596 1 Culver City CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-06-11   
310-596 2 Culver City CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-12-30   
310-596 3 Culver City CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2012-12-30   
310-596 4 Culver City CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-11-10   
310-596 5 Culver City CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
310-596 6 Culver City CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
310-596 7 Culver City CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-01-17   
310-596 8 Culver City CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-02-17   
310-596 9 Culver City CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2013-08-06   
310-597 A West Los Angeles CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-597 0 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-07-20   
310-597 1 West Los Angeles CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2003-07-26   
310-597 2 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-07-14   
310-597 3 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 4 West Los Angeles CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-597 5 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 6 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 7 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 8 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-06-12   
310-597 9 West Los Angeles CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2003-05-06   
310-598 A Beverly Hills CA   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-598 0 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-06-26   
310-598 1 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-07   
310-598 2 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-07   
310-598 3 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-07   
310-598 4 Beverly Hills CA LSANCA02DS1  7421 AT&T - LOCAL 730      
310-598 5 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-08   
310-598 6 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-08   
310-598 7 Beverly Hills CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-12-20   
310-598 8 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2009-03-13   
310-598 9 Beverly Hills CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2009-03-13   
310-599 A Compton: Compton DA CA LSANCARC80Z  6967 33 WIRELESS INC. 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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.