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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 0 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-15   
650-489 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-28   
650-489 3 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-05-20   
650-489 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-489 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-11-09   
650-489 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-12-11   
650-489 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-03-20   
650-489 9 SNFCCASY5MD  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 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-04-02   
650-517 1 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 2 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 5 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-24   
650-517 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-08-02   
650-517 8 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-517 9 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-551 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 0 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 1 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 2 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 3 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 4 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 5 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 6 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 7 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 8 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-551 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-11-16   
650-585 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 1 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 2 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 5   145J TERRA NOVA TELECOM INC. 722   2023-02-16   
650-585 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-585 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-06-06   
650-585 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-590 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 4 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-11-13   
650-590 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 6 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-11-13   
650-590 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-590 9 SNFCCA21XUY  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 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 1 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 2 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 3 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 4 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 5 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-10-17   
650-594 7   515J IP HORIZON LLC 722   2016-09-14   
650-594 8 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-594 9 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 A SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 0 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 1 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 2 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 3 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 4 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 5 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-09-10   
650-595 7 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 8 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-595 9 SNCRCA11DS0  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 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 1 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2008-12-07   
650-597 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-06   
650-597 4   829J PAETEC ITEL, LLC 722   2011-11-16   
650-597 5 SNRTCAHFDS0  433E SONIC TELECOM, LLC - CA 722   2012-12-22   
650-597 6 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
650-597 7 SNJUCACLDS1  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 SNFCCA21XUY  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 SNCRCA11DS0  9740 PACIFIC BELL 722      
650-610 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2007-09-07   
650-610 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-02-23   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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