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.

Rialto, CA

<< 1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
909-341 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-341 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-341 4 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-341 5 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
909-341 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-341 7 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-341 8 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-419 A RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-419 0 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-419 1 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-419 2 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-419 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-419 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-419 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-419 6 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-419 7 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-419 8 RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-419 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-421 A RILTCA11DS0  9740 PACIFIC BELL 730      
909-440 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-440 0 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-440 1   515J IP HORIZON LLC 730      
909-440 2   515J IP HORIZON LLC 730      
909-440 3 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-440 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-440 5 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
909-440 6   649C ONVOY, LLC - CA 730      
909-440 7 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-442 A RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-442 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-442 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-442 2 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-442 3 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-442 4 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-442 5 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-442 6 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-442 7   026K BARR TELL USA, LLC 730      
909-442 8 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-442 9 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-543 A LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-543 0 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-543 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-543 2 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-543 3 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
909-543 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-543 5 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-543 6 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-543 7 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-543 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-543 9 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-546 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-546 0 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-546 1 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-546 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-546 3 SNBRCA01DS1  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
909-546 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-546 5 LSANCAJW6MD  073H TELNYX LLC 730      
909-546 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-546 7 ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-546 8 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-546 9 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-562 A RILTCA11DS0  9740 PACIFIC BELL 730      
909-562 0 RILTCA11DS0  9740 PACIFIC BELL 730      
909-562 1   649C ONVOY, LLC - CA 730      
909-562 2 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-562 3 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-562 4 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-562 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-562 6 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-562 7 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-562 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-562 9 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-566 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-566 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-566 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-566 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-566 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-566 4 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
909-566 5 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-566 6 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-566 7 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-566 8 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-566 9 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-586 A LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
909-586 0 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-586 1 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-586 2 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-586 4 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-586 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-586 6 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
909-586 7 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
909-586 8 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-586 9 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730      
909-640 A ANHMCA01XEY  516C AT&T CORP. 730      
909-640 0 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-640 1 RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
909-640 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-640 3 LSANCARCD3S  649C ONVOY, LLC - CA 730      
909-640 4 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-640 5 RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      

<< 1 2 3 4 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.