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.

Torrance, CA

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-953 0 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-953 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-953 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-953 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-953 4 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
310-953 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-953 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-953 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-953 8 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
310-953 9 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-961 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-961 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-961 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-961 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-961 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-961 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-961 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-961 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-961 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-961 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-961 9 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-972 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 0 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-972 1 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-972 2 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 3 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 4 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 5 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 6 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 7 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-972 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-972 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-974 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-974 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-974 1 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-974 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-974 3 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-974 4 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-974 5 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-974 6 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
310-974 8   515J IP HORIZON LLC 730      
310-974 9 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
424-201 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-201 0 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-201 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-201 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-201 3 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
424-201 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
424-201 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
424-201 6 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-201 7 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-201 8 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
424-201 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-271 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-271 1 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-271 2 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-271 6 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 7 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-271 8 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-271 9 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 3 LSANCARCD3S  649C ONVOY, LLC - CA 730      
424-306 4 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-306 5 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-306 6 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-306 7 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-306 8 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-306 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
424-318 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-318 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-318 1 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-318 2 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
424-318 3 LSANCAJW6MD  073H TELNYX LLC 730      
424-318 4 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-318 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-318 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-318 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-318 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-318 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 1 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
424-323 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-323 4 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
424-323 5 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
424-323 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 7 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
424-323 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-337 A LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-337 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
424-337 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      

<< 1 2 3 4 5 >>

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.