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.

Chino, CA

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
909-217 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-09-06   
909-217 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-10-16   
909-217 7   649C ONVOY, LLC - CA 730   2008-07-13   
909-217 8   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-07-28   
909-217 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2008-05-04   
909-247 A RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
909-247 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2007-07-28   
909-247 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-04-03   
909-247 2   829J PAETEC ITEL, LLC 730   2007-08-01   
909-247 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-12-13   
909-247 4   6529 T-MOBILE USA, INC. 730   2007-08-10   
909-247 5   6529 T-MOBILE USA, INC. 730   2007-09-09   
909-247 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-09-26   
909-247 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-09-26   
909-247 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-09-26   
909-247 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2007-09-26   
909-248 A COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2024-01-23   
909-248 0   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-10-31   
909-248 1   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-10-31   
909-248 2   649C ONVOY, LLC - CA 730   2009-04-15   
909-248 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-23   
909-248 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-23   
909-248 5   899D METROPCS NETWORKS, LLC 730   2007-12-03   
909-248 6   899D METROPCS NETWORKS, LLC 730   2007-12-03   
909-248 7   649C ONVOY, LLC - CA 730   2007-08-03   
909-248 8   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2008-12-25   
909-248 9   829J PAETEC ITEL, LLC 730   2009-01-19   
909-270 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
909-270 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-03-28   
909-270 1   6529 T-MOBILE USA, INC. 730   2009-06-15   
909-270 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2009-08-10   
909-270 3   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2009-09-01   
909-270 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2009-09-10   
909-270 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2009-10-10   
909-270 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-10-14   
909-270 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-03-28   
909-270 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-10-14   
909-270 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-03-28   
909-287 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-287 0   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-287 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-28   
909-287 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-287 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-11-26   
909-287 4   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-12-16   
909-287 5   899D METROPCS NETWORKS, LLC 730   2006-03-06   
909-287 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-07   
909-287 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2006-03-25   
909-287 8   478A DMR COMMUNICATIONS INC. - CA 730   2006-12-29   
909-287 9   6529 T-MOBILE USA, INC. 730   2006-04-04   
909-304 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
909-304 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 2   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 3   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 4   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-304 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-306 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
909-306 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-306 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-306 2   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-306 3   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-08   
909-306 4   6529 T-MOBILE USA, INC. 730   2012-09-11   
909-306 5   649C ONVOY, LLC - CA 730   2012-07-31   
909-306 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2012-07-11   
909-306 7   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-19   
909-306 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-03-30   
909-306 9   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-09-02   
909-308 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
909-308 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 2   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 3   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 4   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2012-06-10   
909-308 8   624H ONVOY SPECTRUM, LLC 730   2025-02-21   
909-308 9   6529 T-MOBILE USA, INC. 730   2025-02-23   
909-310 A COVNCAXFX3Y  649C ONVOY, LLC - CA 730   2024-01-23   
909-310 0   649C ONVOY, LLC - CA 730   2016-06-18   
909-310 1   649C ONVOY, LLC - CA 730   2016-06-18   
909-310 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-07-21   
909-310 3   649C ONVOY, LLC - CA 730   2016-07-31   
909-310 4   649C ONVOY, LLC - CA 730   2016-07-31   
909-310 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2016-10-29   
909-310 6   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2017-08-25   
909-310 7   649C ONVOY, LLC - CA 730   2016-06-10   
909-310 8   649C ONVOY, LLC - CA 730   2016-06-10   
909-310 9   649C ONVOY, LLC - CA 730   2022-08-21   
909-313 A ANHMCAHLDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-313 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-16   
909-313 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2015-05-15   
909-313 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-16   
909-313 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2015-04-12   
909-313 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-16   
909-313 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-16   

<< 1 2 3 4 5 6 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.