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.

Walnut Grove, CA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
916-477 9 WSCRCAKE0MD  6529 T-MOBILE USA, INC. 726      
916-527 A SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS, LLC 726      
916-527 0 WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
916-527 1 SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726      
916-527 2 WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
916-527 3 WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2006-01-09   
916-527 4 WSCRCAKE0MD  6529 T-MOBILE USA, INC. 726   2008-09-18   
916-527 5 SCRMCA01XIY  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 726   2015-02-10   
916-527 6 SCRMCA01X9Z  508J CENTURYLINK COMMUNICATIONS, LLC 726   2014-07-02   
916-527 7 SCRMCA0121Z  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2010-12-13   
916-527 8 WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2011-05-28   
916-527 9 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-06-07   
916-776 A WLGVCAXFRS4  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-776 0 WSCRCAKE0MD  6529 T-MOBILE USA, INC. 726   2020-10-05   
916-776 1 WLGVCAXFRS4  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-776 2 WLGVCAXFRS4  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-776 3 WSCRCAKE0MD  6529 T-MOBILE USA, INC. 726   2020-02-06   
916-776 4 WLGVCAXFRS4  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      
916-776 5 SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2020-05-14   
916-776 6 SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726   2009-02-25   
916-776 7 WSCRCAKE0MD  6529 T-MOBILE USA, INC. 726   2020-10-05   
916-776 8 SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2018-10-21   
916-776 9 WLGVCAXFRS4  2308 CITIZENS TELECOM CA. DBA FRONTIER COM OF CA 726      

<< 1 2

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.