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San Carlos-Belmont, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
650-489 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 2   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 3   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-05-20   
650-489 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-489 5   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 6   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-12-11   
650-489 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-03-20   
650-489 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2013-11-10   
650-500 A SNFCCA21XUY  6906 AMERICAN MESSAGING SERVICES, LLC 722      
650-506 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-508 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-517 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 0   649C ONVOY, LLC - CA 722   2021-04-02   
650-517 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 6   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-08-02   
650-517 8   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 9   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-551 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 0   9740 PACIFIC BELL 722      
650-551 1   9740 PACIFIC BELL 722      
650-551 2   9740 PACIFIC BELL 722      
650-551 3   9740 PACIFIC BELL 722      
650-551 4   9740 PACIFIC BELL 722      
650-551 5   9740 PACIFIC BELL 722      
650-551 6   9740 PACIFIC BELL 722      
650-551 7   9740 PACIFIC BELL 722      
650-551 8   9740 PACIFIC BELL 722      
650-551 9   649C ONVOY, LLC - CA 722   2021-11-16   
650-585 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 0   649C ONVOY, LLC - CA 722   2021-06-06   
650-585 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 3   649C ONVOY, LLC - CA 722   2021-06-06   
650-585 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 5   145J TERRA NOVA TELECOM INC. 722   2023-02-16   
650-585 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 8   649C ONVOY, LLC - CA 722   2021-06-06   
650-585 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-590 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 0   649C ONVOY, LLC - CA 722      
650-590 1   649C ONVOY, LLC - CA 722      
650-590 2   649C ONVOY, LLC - CA 722      
650-590 3   649C ONVOY, LLC - CA 722      
650-590 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-11-13   
650-590 5   649C ONVOY, LLC - CA 722      
650-590 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-11-13   
650-590 7   649C ONVOY, LLC - CA 722      
650-590 8   649C ONVOY, LLC - CA 722      
650-590 9   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-05-26   
650-591 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-592 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-593 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 0   9740 PACIFIC BELL 722      
650-594 1   9740 PACIFIC BELL 722      
650-594 2   9740 PACIFIC BELL 722      
650-594 3   9740 PACIFIC BELL 722      
650-594 4   9740 PACIFIC BELL 722      
650-594 5   9740 PACIFIC BELL 722      
650-594 6   649C ONVOY, LLC - CA 722   2022-10-17   
650-594 7   515J IP HORIZON LLC 722   2016-09-14   
650-594 8   9740 PACIFIC BELL 722      
650-594 9   9740 PACIFIC BELL 722      
650-595 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 0   9740 PACIFIC BELL 722      
650-595 1   9740 PACIFIC BELL 722      
650-595 2   9740 PACIFIC BELL 722      
650-595 3   9740 PACIFIC BELL 722      
650-595 4   9740 PACIFIC BELL 722      
650-595 5   9740 PACIFIC BELL 722      
650-595 6   649C ONVOY, LLC - CA 722   2023-09-10   
650-595 7   9740 PACIFIC BELL 722      
650-595 8   9740 PACIFIC BELL 722      
650-595 9   9740 PACIFIC BELL 722      
650-596 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-597 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-597 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 1   9262 UTILITY TELECOM GROUP, LLC - CA 722   2008-12-07   
650-597 2   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 4   829J PAETEC ITEL, LLC 722   2011-11-16   
650-597 5   433E SONIC TELECOM, LLC - CA 722   2012-12-22   
650-597 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-597 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-597 8   829J PAETEC ITEL, LLC 722   2016-05-10   
650-597 9   981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-08-28   
650-598 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-607 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 0   9740 PACIFIC BELL 722      
650-610 1   649C ONVOY, LLC - CA 722   2007-09-07   
650-610 2   649C ONVOY, LLC - CA 722   2011-02-23   
650-610 3   9740 PACIFIC BELL 722      

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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