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Concord, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
925-655 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-07-11   
925-655 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-08-12   
925-655 9   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-10-30   
925-671 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-674 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-675 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-676 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-677 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-677 0   9740 PACIFIC BELL 722      
925-677 1   9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-05-22   
925-677 2   9740 PACIFIC BELL 722      
925-677 3   9740 PACIFIC BELL 722      
925-677 4   9740 PACIFIC BELL 722      
925-677 5   9740 PACIFIC BELL 722      
925-677 6   9740 PACIFIC BELL 722      
925-677 7   9740 PACIFIC BELL 722      
925-677 8   9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-677 9   9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-680 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-681 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-681 0   9740 PACIFIC BELL 722      
925-681 1   9740 PACIFIC BELL 722      
925-681 2   9740 PACIFIC BELL 722      
925-681 3   9740 PACIFIC BELL 722      
925-681 4   9740 PACIFIC BELL 722      
925-681 5   9740 PACIFIC BELL 722      
925-681 6   9740 PACIFIC BELL 722      
925-681 7   9740 PACIFIC BELL 722      
925-681 8   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2009-09-17   
925-681 9   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2009-09-17   
925-682 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-685 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-686 A CNCRCA01DS1  9740 PACIFIC BELL 722      
925-687 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-688 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-688 0   9740 PACIFIC BELL 722      
925-688 1   9740 PACIFIC BELL 722      
925-688 2   9740 PACIFIC BELL 722      
925-688 3   9740 PACIFIC BELL 722      
925-688 4   9740 PACIFIC BELL 722      
925-688 5   9740 PACIFIC BELL 722      
925-688 6   9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-688 7   9740 PACIFIC BELL 722      
925-688 8   9740 PACIFIC BELL 722      
925-688 9   9740 PACIFIC BELL 722      
925-689 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-691 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-692 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-695 A OKLECAZV1MD  5562 METROPCS, INC. 722      
925-695 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-08-11   
925-695 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-04   
925-695 2   829J PAETEC ITEL, LLC 722   2009-05-04   
925-695 3   145J TERRA NOVA TELECOM INC. 722   2025-08-29   
925-695 4   5562 METROPCS, INC. 722   2006-02-06   
925-695 5   5562 METROPCS, INC. 722   2005-01-21   
925-695 6   5562 METROPCS, INC. 722   2005-02-28   
925-695 7   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-04-01   
925-695 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2025-09-05   
925-695 9   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-04   
925-726 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-726 1   5562 METROPCS, INC. 722   2004-04-02   
925-726 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-726 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-12-10   
925-726 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-07-29   
925-726 5   5562 METROPCS, INC. 722   2004-07-06   
925-726 6   5562 METROPCS, INC. 722   2004-05-28   
925-726 7   5562 METROPCS, INC. 722   2004-02-03   
925-726 8   5562 METROPCS, INC. 722   2004-04-09   
925-726 9   5562 METROPCS, INC. 722   2003-05-17   
925-768 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-771 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2013-07-03   
925-771 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 3   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-771 5   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 6   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 7   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 8   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-771 9   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-787 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-798 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-808 A CNCRCA01DS0  9740 PACIFIC BELL 722      
925-808 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-10-17   
925-808 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2009-06-02   
925-808 2   9740 PACIFIC BELL 722      
925-808 3   649C ONVOY, LLC - CA 722   2007-01-27   
925-808 4   9740 PACIFIC BELL 722      
925-808 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-03-17   
925-808 6   9740 PACIFIC BELL 722      
925-808 7   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2008-05-27   
925-808 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-10-16   
925-808 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-08-03   
925-822 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-822 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-822 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-822 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2007-10-16   
925-822 3   516C AT&T CORP. 722   2006-07-07   
925-822 4   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-04-17   

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Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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