Local Calling Guide

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Fremont-Newark: Greenleaf DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
510-441 2 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 3 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 4 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2007-03-15   
510-441 5 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 6 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 7 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 8 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-441 9 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-462 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-01-21   
510-462 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-06-10   
510-462 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-06-10   
510-462 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-07-29   
510-462 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-08-07   
510-462 4 SNTDCABLPS0  7174 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 722   2016-06-24   
510-462 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-08-07   
510-462 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-08-07   
510-462 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-06-03   
510-462 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-06-03   
510-462 9   515J IP HORIZON LLC 722   2016-09-14   
510-471 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-474 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-474 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-10   
510-474 1 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-17   
510-474 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-09   
510-474 3 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-22   
510-474 4 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2010-12-22   
510-474 5 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-25   
510-474 6 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-25   
510-474 7 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-05-15   
510-474 8 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-09   
510-474 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-475 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 0 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 1 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 2 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 3 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 4 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 5 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 6 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 7 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 8 UNCYCA11DS0  9740 PACIFIC BELL 722      
510-476 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-23   
510-477 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-487 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-489 A UNCYCA11DS0  9740 PACIFIC BELL 722      
510-491 A SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-491 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2014-10-16   
510-491 1 SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
510-491 2 SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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