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.

Marshall, CA

<< 1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
909-475 A SNBRCAXH88K  2319 FRONTIER CALIFORNIA INC. 730      
909-475 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-11-19   
909-475 1   2319 FRONTIER CALIFORNIA INC. 730      
909-475 2   2319 FRONTIER CALIFORNIA INC. 730      
909-475 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-07-08   
909-475 4   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2001-12-31   
909-475 5   2319 FRONTIER CALIFORNIA INC. 730      
909-475 6   649C ONVOY, LLC - CA 730   2005-11-05   
909-475 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2009-01-13   
909-475 8   2319 FRONTIER CALIFORNIA INC. 730      
909-475 9   2319 FRONTIER CALIFORNIA INC. 730      
909-537 A   829J PAETEC ITEL, LLC 730      
909-537 0   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 1   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 2   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 3   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 4   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 5   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 6   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 7   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 8   829J PAETEC ITEL, LLC 730   2005-05-02   
909-537 9   829J PAETEC ITEL, LLC 730   2005-05-02   
909-683 A RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-683 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-08-22   
909-683 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-08-22   
909-683 2   515J IP HORIZON LLC 730   2015-09-20   
909-683 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-08-19   
909-683 4   6529 T-MOBILE USA, INC. 730   2015-09-24   
909-683 5   6529 T-MOBILE USA, INC. 730   2015-09-24   
909-683 6   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2016-08-25   
909-683 7   6529 T-MOBILE USA, INC. 730   2015-09-20   
909-683 8   6529 T-MOBILE USA, INC. 730   2015-05-31   
909-683 9   6529 T-MOBILE USA, INC. 730   2015-05-31   
909-713 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-713 0   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-713 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-713 2   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2012-11-19   
909-713 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-03-04   
909-713 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-03-04   
909-713 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-28   
909-713 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-07-12   
909-713 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-07-04   
909-713 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-04-19   
909-713 9   6529 T-MOBILE USA, INC. 730   2002-12-07   
909-726 A ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-726 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-28   
909-726 1   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2011-11-06   
909-726 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-03-05   
909-726 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-12-13   
909-726 4   6529 T-MOBILE USA, INC. 730   2010-08-15   
909-726 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2008-10-24   
909-726 6   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-726 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-10-06   
909-726 8   515J IP HORIZON LLC 730   2006-09-11   
909-726 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2008-06-22   
909-765 A ONTRCAXPXPY  649C ONVOY, LLC - CA 730   2024-01-23   
909-765 0   649C ONVOY, LLC - CA 730   2016-12-16   
909-765 1   649C ONVOY, LLC - CA 730   2016-12-16   
909-765 2   649C ONVOY, LLC - CA 730   2016-11-09   
909-765 3   649C ONVOY, LLC - CA 730   2016-11-09   
909-765 4   649C ONVOY, LLC - CA 730   2017-06-10   
909-765 5   073H TELNYX LLC 730   2017-06-16   
909-765 6   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2017-10-21   
909-765 7   829J PAETEC ITEL, LLC 730   2017-01-25   
909-765 8   6529 T-MOBILE USA, INC. 730   2016-11-18   
909-765 9   145J TERRA NOVA TELECOM INC. 730   2024-08-21   
909-780 A RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-780 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2020-08-15   
909-780 1   649C ONVOY, LLC - CA 730   2019-09-18   
909-780 2   6529 T-MOBILE USA, INC. 730   2020-07-09   
909-780 3   6529 T-MOBILE USA, INC. 730   2020-07-09   
909-780 4   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2020-02-07   
909-780 5   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-09-14   
909-780 6   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-09-14   
909-780 7   6529 T-MOBILE USA, INC. 730   2019-09-13   
909-780 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-04-24   
909-780 9   6529 T-MOBILE USA, INC. 730   2019-09-13   
909-804 A COTNCA11DS0  7480 PACIFIC BELL (COMPETITIVE) 730      
909-804 0   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2005-03-01   
909-804 1   649C ONVOY, LLC - CA 730   2002-03-20   
909-804 2   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2006-06-21   
909-804 3   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2004-08-26   
909-804 4   7480 PACIFIC BELL (COMPETITIVE) 730      
909-804 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-06-18   
909-804 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-06-18   
909-804 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-06-18   
909-804 8   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2007-08-10   
909-804 9   6529 T-MOBILE USA, INC. 730   2023-12-16   
909-871 A RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
909-871 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2021-04-24   
909-871 1   649C ONVOY, LLC - CA 730   2021-07-30   
909-871 2   649C ONVOY, LLC - CA 730   2021-07-30   
909-871 3   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-05-21   
909-871 4   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2021-05-21   
909-871 5   6529 T-MOBILE USA, INC. 730   2021-05-03   
909-871 6   6529 T-MOBILE USA, INC. 730   2021-05-03   
909-871 7   6529 T-MOBILE USA, INC. 730   2021-05-03   
909-871 8   6529 T-MOBILE USA, INC. 730   2020-11-28   
909-871 9   6529 T-MOBILE USA, INC. 730   2020-11-28   
909-880 A MSCYCAXF88K  2319 FRONTIER CALIFORNIA INC. 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.