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.

Yorba Linda, CA

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
714-584 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
714-584 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-27   
714-584 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2009-07-13   
714-584 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2009-07-13   
714-584 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-27   
714-584 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
714-584 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
714-584 6   649C ONVOY, LLC - CA 730   2010-03-07   
714-584 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-10   
714-584 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-10   
714-584 9   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-10   
714-660 A IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-660 0   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-660 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-18   
714-660 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-18   
714-660 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-18   
714-660 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-01-09   
714-660 5   649C ONVOY, LLC - CA 730   2011-03-02   
714-660 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-03-03   
714-660 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-06-23   
714-660 8   6529 T-MOBILE USA, INC. 730   2013-06-06   
714-660 9   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-22   
714-692 A YRLNCA12DS0  9740 PACIFIC BELL 730      
714-692 0   9740 PACIFIC BELL 730      
714-692 1   9740 PACIFIC BELL 730      
714-692 2   9740 PACIFIC BELL 730      
714-692 3   9740 PACIFIC BELL 730      
714-692 4   145J TERRA NOVA TELECOM INC. 730   2023-08-03   
714-692 5   9740 PACIFIC BELL 730      
714-692 7   9740 PACIFIC BELL 730      
714-692 8   9740 PACIFIC BELL 730      
714-692 9   9740 PACIFIC BELL 730      
714-693 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-694 A YRLNCA12DS0  9740 PACIFIC BELL 730      
714-694 0   9740 PACIFIC BELL 730      
714-694 1   9740 PACIFIC BELL 730      
714-694 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-07-14   
714-694 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-06-23   
714-694 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2020-07-25   
714-694 5   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-08-27   
714-694 6   624H ONVOY SPECTRUM, LLC 730   2022-05-26   
714-694 7   649C ONVOY, LLC - CA 730   2012-08-28   
714-694 8   649C ONVOY, LLC - CA 730   2008-05-31   
714-694 9   649C ONVOY, LLC - CA 730   2012-10-27   
714-695 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-695 0   9740 PACIFIC BELL 730      
714-695 1   9740 PACIFIC BELL 730      
714-695 2   9740 PACIFIC BELL 730      
714-695 3   624H ONVOY SPECTRUM, LLC 730   2024-05-31   
714-695 4   9740 PACIFIC BELL 730      
714-695 5   649C ONVOY, LLC - CA 730   2016-05-29   
714-695 6   9740 PACIFIC BELL 730      
714-695 7   9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-06-15   
714-695 8   649C ONVOY, LLC - CA 730   2012-10-27   
714-695 9   9740 PACIFIC BELL 730      
714-696 A IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
714-696 0   649C ONVOY, LLC - CA 730   2012-10-27   
714-696 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-03-10   
714-696 2   6529 T-MOBILE USA, INC. 730   2006-07-31   
714-696 3   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2001-12-10   
714-696 4   6529 T-MOBILE USA, INC. 730   2006-07-31   
714-696 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-12-27   
714-696 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-03-10   
714-696 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-10-30   
714-696 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-03-10   
714-696 9   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-03-10   
714-701 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-701 0   9740 PACIFIC BELL 730      
714-701 1   9740 PACIFIC BELL 730      
714-701 2   9740 PACIFIC BELL 730      
714-701 3   9740 PACIFIC BELL 730      
714-701 4   9740 PACIFIC BELL 730      
714-701 5   9740 PACIFIC BELL 730      
714-701 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-05-28   
714-701 8   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-04-26   
714-701 9   9740 PACIFIC BELL 730      
714-777 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-779 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-970 A YRLNCA11DS0  9740 PACIFIC BELL 730      
714-970 0   9740 PACIFIC BELL 730      
714-970 1   9740 PACIFIC BELL 730      
714-970 2   9740 PACIFIC BELL 730      
714-970 3   9740 PACIFIC BELL 730      
714-970 4   649C ONVOY, LLC - CA 730   2016-01-06   
714-970 5   9740 PACIFIC BELL 730      
714-970 6   9740 PACIFIC BELL 730      
714-970 7   9740 PACIFIC BELL 730      
714-970 8   9740 PACIFIC BELL 730      
714-970 9   9740 PACIFIC BELL 730      

<< 1 2 3

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.