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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
279-322 A SCRMCA0104Z  965H FRACTEL, LLC 726      
279-322 1 SCRMCA0119Z  490J DISH WIRELESS, LLC 726   2023-10-29   
279-322 2 SCRMCA0104Z  965H FRACTEL, LLC 726   2021-09-06   
279-322 3 EKGVCAXGX1X  624H ONVOY SPECTRUM, LLC 726   2023-07-29   
279-322 7 EKGVCAXGX1X  624H ONVOY SPECTRUM, LLC 726   2024-10-20   
279-322 8 EKGVCAXGX1X  624H ONVOY SPECTRUM, LLC 726   2024-10-20   
279-322 9 SCRMCA01X7Z  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2021-09-30   
279-799 A SCRMCA0104Z  965H FRACTEL, LLC 726      
279-799 0 SCRMCA01XYZ  073H TELNYX LLC 726   2021-03-13   
279-799 1 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2021-07-12   
279-799 2 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2021-03-04   
279-799 3 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2021-03-04   
279-799 4 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2021-03-04   
279-799 6 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-02-06   
279-799 7 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-02-06   
279-799 8 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2021-02-06   
279-799 9 SCRMCA0104Z  965H FRACTEL, LLC 726   2021-02-05   
916-270 A WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-270 0 SCRMCA01XYZ  073H TELNYX LLC 726   2020-05-10   
916-270 1 SCRMCA01XYZ  073H TELNYX LLC 726   2020-10-17   
916-270 2 WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-30   
916-270 3 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2019-10-25   
916-270 4 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2019-10-25   
916-270 5 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-270 6 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2019-11-07   
916-270 7 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2010-01-10   
916-270 8 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2019-03-18   
916-270 9 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-398 A SCRMCA0133Z  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
916-398 0 SCRMCA0133Z  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
916-398 1 SCRMCA0133Z  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
916-398 2 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-12-03   
916-398 3 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-03-02   
916-398 4 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-03-02   
916-398 5 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2020-03-26   
916-398 6 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2019-08-21   
916-398 7 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2014-01-31   
916-398 8 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2020-03-26   
916-398 9 SCRMCA0133Z  6010 NEW CINGULAR WIRELESS PCS, LLC 726   2015-11-27   
916-477 A WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-477 0 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726      
916-477 1 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2016-02-15   
916-477 2 EKGVCAXGX3X  649C ONVOY, LLC - CA 726   2020-06-07   
916-477 3 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2016-12-09   
916-477 4 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2019-07-12   
916-477 5 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2015-12-18   
916-477 6 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2013-11-20   
916-477 7 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2010-10-11   
916-477 8 WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2011-09-03   
916-477 9 WSCRCAKE1MD  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 WSCRCAKE1MD  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 WSCRCAKE1MD  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 WSCRCAKE1MD  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 WSCRCAKE1MD  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      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.