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: 323 [Rate centres in NPA 323] [Dial plan for NPA 323]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
323-300 2 Los Angeles: DA 02 CA LSANCAJW6MD  073H TELNYX LLC 730      
323-300 3 Los Angeles: DA 02 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-300 4 Los Angeles: DA 02 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-300 5 Los Angeles: DA 02 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-300 6 Los Angeles: DA 02 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-300 7 Los Angeles: DA 02 CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730      
323-300 8 Los Angeles: DA 02 CA   649C ONVOY, LLC - CA 730      
323-300 9 Los Angeles: DA 02 CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-301 A Los Angeles: DA 14 CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-301 0 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-301 1 Los Angeles: DA 14 CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-301 2 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-301 3 Los Angeles: DA 14 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-301 4 Los Angeles: DA 14 CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-301 5 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-301 6 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-301 7 Los Angeles: DA 14 CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-301 8 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-301 9 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-302 A Los Angeles: DA 13 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-302 0 Los Angeles: DA 13 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-302 1 Los Angeles: DA 13 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-302 2 Los Angeles: DA 13 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-302 3 Los Angeles: DA 13 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-302 4 Los Angeles: DA 13 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-302 5 Los Angeles: DA 13 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-302 6 Los Angeles: DA 13 CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
323-302 7 Los Angeles: DA 13 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-302 8 Los Angeles: DA 13 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-302 9 Los Angeles: DA 13 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-303 A Montebello CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-303 0 Montebello CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730      
323-303 1 Montebello CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730      
323-303 2 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-303 3 Montebello CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-303 4 Montebello CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-303 5 Montebello CA LSANCARCDS1  993B CURATEL, LLC - CA 730      
323-303 6 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-303 7 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-303 8 Montebello CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-303 9 Montebello CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
323-304 A Los Angeles: DA 14 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730      
323-305 A Los Angeles: DA 09 CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-305 0 Los Angeles: DA 09 CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-305 1 Los Angeles: DA 09 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
323-305 2 Los Angeles: DA 09 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
323-305 3 Los Angeles: DA 09 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
323-305 4 Los Angeles: DA 09 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-305 5 Los Angeles: DA 09 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-305 6 Los Angeles: DA 09 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
323-305 7 Los Angeles: DA 09 CA SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-305 8 Los Angeles: DA 09 CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-305 9 Los Angeles: DA 09 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-306 A Los Angeles: DA 08 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-306 0 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 1 Los Angeles: DA 08 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-306 2 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 3 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 4 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 5 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 6 Los Angeles: DA 08 CA   649C ONVOY, LLC - CA 730      
323-306 7 Los Angeles: DA 08 CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-306 8 Los Angeles: DA 08 CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
323-306 9 Los Angeles: DA 08 CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-307 A Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 0 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 1 Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-307 2 Los Angeles: DA 05 CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
323-307 3 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 4 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 5 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 6 Los Angeles: DA 05 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-307 7 Los Angeles: DA 05 CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-307 8 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-307 9 Los Angeles: DA 05 CA LSANCA34DS1  9740 PACIFIC BELL 730      
323-308 A Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 0 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-308 1 Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 2 Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 3 Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 4 Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 5 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-308 6 Los Angeles: DA 14 CA HLWDCA01DS1  9740 PACIFIC BELL 730      
323-308 7 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-308 8 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-308 9 Los Angeles: DA 14 CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
323-309 A Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730   2024-02-09   
323-309 0 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 1 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 2 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 3 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 4 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 5 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 6 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 7 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 8 Los Angeles: DA 14 CA ELMNCAFIGT1  899D METROPCS NETWORKS, LLC 730      
323-309 9 Los Angeles: DA 14 CA ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730      
323-310 A Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-310 0 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-310 1 Los Angeles: DA 06 CA LSANCARCD3S  649C ONVOY, 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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 >>

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.