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.

South Placer, CA

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
279-206 A SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
279-206 0   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-01-15   
279-206 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2021-09-07   
279-206 2   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-02-06   
279-206 3   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-02-06   
279-206 4   649C ONVOY, LLC - CA 726   2021-02-22   
279-206 5   649C ONVOY, LLC - CA 726   2021-02-22   
279-206 6   649C ONVOY, LLC - CA 726   2021-02-22   
279-206 7   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-05-07   
279-206 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2021-11-15   
279-206 9   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2021-04-18   
279-217 A SCRMCA01XSY  649C ONVOY, LLC - CA 726      
279-217 0   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-05-07   
279-217 1   981E BANDWIDTH.COM CLEC, LLC - CA 726   2021-05-07   
279-217 2   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2025-03-10   
279-217 3   649C ONVOY, LLC - CA 726   2021-07-12   
279-217 4   649C ONVOY, LLC - CA 726   2021-07-12   
279-217 5   649C ONVOY, LLC - CA 726   2021-07-12   
279-217 6   649C ONVOY, LLC - CA 726   2021-07-12   
279-217 7   649C ONVOY, LLC - CA 726   2021-03-29   
279-217 8   649C ONVOY, LLC - CA 726   2021-08-08   
279-217 9   649C ONVOY, LLC - CA 726   2021-08-08   
279-227 A SCRMCA01XXY  981E BANDWIDTH.COM CLEC, LLC - CA 726      
279-227 0   981E BANDWIDTH.COM CLEC, LLC - CA 726   2022-10-27   
279-227 1   981E BANDWIDTH.COM CLEC, LLC - CA 726   2022-10-27   
279-227 2   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2025-03-10   
279-227 3   649C ONVOY, LLC - CA 726   2022-12-12   
279-227 4   649C ONVOY, LLC - CA 726   2022-10-30   
279-227 5   649C ONVOY, LLC - CA 726   2022-12-12   
279-227 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2023-07-31   
279-227 7   649C ONVOY, LLC - CA 726   2023-01-14   
279-227 8   981E BANDWIDTH.COM CLEC, LLC - CA 726   2022-10-28   
279-227 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2023-05-13   
279-244 A SCRMCA01XSY  649C ONVOY, LLC - CA 726      
279-244 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2023-11-20   
279-244 1   073H TELNYX LLC 726   2023-11-20   
279-244 2   649C ONVOY, LLC - CA 726   2023-11-19   
279-244 3   649C ONVOY, LLC - CA 726   2023-11-19   
279-244 4   649C ONVOY, LLC - CA 726   2024-02-26   
279-244 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-02-26   
279-244 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-04-25   
279-244 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-06-17   
279-244 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-01-18   
279-244 9   649C ONVOY, LLC - CA 726   2024-02-26   
279-262 A SCRMCA01XSY  649C ONVOY, LLC - CA 726   2024-07-05   
279-262 0   649C ONVOY, LLC - CA 726   2024-07-05   
279-262 1   649C ONVOY, LLC - CA 726   2024-07-15   
279-262 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-08-18   
279-262 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-09-23   
279-262 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2025-11-04   
279-262 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2025-07-11   
279-262 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726   2024-11-19   
279-262 7   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2024-10-26   
279-262 8   649C ONVOY, LLC - CA 726   2024-07-15   
279-262 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2024-10-31   
279-999 A SCRMCA01XSY  649C ONVOY, LLC - CA 726      
279-999 0   515J IP HORIZON LLC 726   2018-04-20   
279-999 1   981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-05-31   
279-999 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2019-08-05   
279-999 3   981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-07-11   
279-999 4   649C ONVOY, LLC - CA 726   2019-09-08   
279-999 5   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2019-09-27   
279-999 6   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2019-09-27   
279-999 7   649C ONVOY, LLC - CA 726   2018-03-16   
279-999 8   981E BANDWIDTH.COM CLEC, LLC - CA 726   2019-08-19   
279-999 9   649C ONVOY, LLC - CA 726   2018-03-16   
916-250 A SCRMCA01GT1  6010 NEW CINGULAR WIRELESS PCS, LLC 726      
916-250 0   981E BANDWIDTH.COM CLEC, LLC - CA 726   2016-08-28   
916-250 1   981E BANDWIDTH.COM CLEC, LLC - CA 726   2015-08-24   
916-250 2   981E BANDWIDTH.COM CLEC, LLC - CA 726   2015-08-24   
916-250 3   981E BANDWIDTH.COM CLEC, LLC - CA 726   2015-08-24   
916-250 4   516C AT&T CORP. 726   2016-09-09   
916-250 5   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 726   2016-03-03   
916-250 6   7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 726   2017-05-08   
916-250 7   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2016-11-09   
916-250 8   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2015-11-27   
916-250 9   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2015-08-20   
916-251 A SCRMCAWC2KD  7379 MATRIX TELECOM, LLC. S/I/I TNCI - CA 726      
916-251 0   649C ONVOY, LLC - CA 726      
916-251 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 726      
916-251 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726      
916-251 3   7128 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 726   2003-10-14   
916-251 4   649C ONVOY, LLC - CA 726   2004-03-15   
916-251 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 726   2005-12-05   
916-251 6   6010 NEW CINGULAR WIRELESS PCS, LLC 726   2005-05-17   
916-251 7   516C AT&T CORP. 726   2005-05-09   
916-251 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2020-04-15   
916-251 9   981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-02-26   
916-259 A SCRMCA01XSY  649C ONVOY, LLC - CA 726      
916-259 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2009-03-20   
916-259 1   485E ASTOUND BROADBAND, LLC - CA 726   2009-05-10   
916-259 2   485E ASTOUND BROADBAND, LLC - CA 726   2009-06-09   
916-259 3   981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-05-03   
916-259 4   485E ASTOUND BROADBAND, LLC - CA 726   2007-04-16   
916-259 5   981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-07-04   
916-259 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2014-08-25   
916-259 7   649C ONVOY, LLC - CA 726   2010-07-22   
916-259 8   981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-10-30   
916-259 9   981E BANDWIDTH.COM CLEC, LLC - CA 726   2010-11-01   
916-276 A WSCRCAKE1MD  5562 METROPCS, INC. 726      

1 2 3 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.