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
310-212 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-218 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-218 0 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-218 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-218 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-218 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-218 4 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-218 5 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-218 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-218 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-218 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-218 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-222 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-224 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-294 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-294 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-294 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-294 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-294 3 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-294 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-294 5 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-294 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-294 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-294 8 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-294 9 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-320 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-328 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-347 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-347 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 3 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
310-347 4 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-347 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-347 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-350 A TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2024-02-09   
310-350 0 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 1 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 2 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 3 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 4 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 5 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 6 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 8 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-350 9 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
310-357 A LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-357 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-357 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-357 2 LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-357 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-357 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-357 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-357 6 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-357 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-357 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-357 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-381 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 0 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 1 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 2 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 3 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 4 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 5 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 6 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 7 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 8 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-381 9 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-408 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-468 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-483 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-483 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-483 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-483 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-483 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-483 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
310-483 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-483 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-483 7 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-483 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-483 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-533 A TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 0 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 1 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 2 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 3 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 4 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 5 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 6 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-533 8 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-533 9 TRNCCA11DS0  9740 PACIFIC BELL 730      
310-561 A TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-561 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-561 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
310-561 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
310-561 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 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.