Local Calling Guide

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Fremont-Newark: Oliver DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
510-492 0   9740 PACIFIC BELL 722      
510-492 1   9740 PACIFIC BELL 722      
510-492 2   9740 PACIFIC BELL 722      
510-492 3   9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-05-15   
510-492 4   9740 PACIFIC BELL 722      
510-492 5   9740 PACIFIC BELL 722      
510-492 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-10-19   
510-492 7   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-492 8   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-492 9   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-497 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-06-21   
510-497 1   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-10   
510-497 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-10   
510-497 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-497 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-498 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-498 0   9740 PACIFIC BELL 722      
510-498 1   9740 PACIFIC BELL 722      
510-498 2   9740 PACIFIC BELL 722      
510-498 3   9740 PACIFIC BELL 722      
510-498 4   9740 PACIFIC BELL 722      
510-498 5   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-12-17   
510-498 6   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-12-17   
510-498 7   9740 PACIFIC BELL 722      
510-498 8   9740 PACIFIC BELL 722      
510-498 9   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-572 A HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
510-573 A OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
510-573 0   318J COMCAST IP PHONE, LLC 722      
510-573 1   318J COMCAST IP PHONE, LLC 722      
510-573 2   318J COMCAST IP PHONE, LLC 722      
510-573 3   318J COMCAST IP PHONE, LLC 722      
510-573 4   318J COMCAST IP PHONE, LLC 722      
510-573 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-03-13   
510-573 6   318J COMCAST IP PHONE, LLC 722   2010-09-26   
510-573 7   649C ONVOY, LLC - CA 722   2013-01-17   
510-573 8   649C ONVOY, LLC - CA 722   2012-07-03   
510-573 9   318J COMCAST IP PHONE, LLC 722   2013-05-31   
510-580 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
510-623 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-623 0   9740 PACIFIC BELL 722      
510-623 1   9740 PACIFIC BELL 722      
510-623 2   9740 PACIFIC BELL 722      
510-623 3   9740 PACIFIC BELL 722      
510-623 4   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2015-07-01   
510-623 5   9740 PACIFIC BELL 722      
510-623 6   9740 PACIFIC BELL 722      
510-623 7   9740 PACIFIC BELL 722      
510-623 8   9740 PACIFIC BELL 722      
510-623 9   9740 PACIFIC BELL 722      
510-624 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-624 0   9740 PACIFIC BELL 722      
510-624 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2022-12-10   
510-624 2   9740 PACIFIC BELL 722      
510-624 3   9740 PACIFIC BELL 722      
510-624 4   9740 PACIFIC BELL 722      
510-624 5   9740 PACIFIC BELL 722      
510-624 6   9740 PACIFIC BELL 722      
510-624 7   9740 PACIFIC BELL 722      
510-624 8   9740 PACIFIC BELL 722      
510-624 9   318J COMCAST IP PHONE, LLC 722   2015-04-24   
510-651 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-656 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-657 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-659 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-659 0   9740 PACIFIC BELL 722      
510-659 1   9740 PACIFIC BELL 722      
510-659 2   9740 PACIFIC BELL 722      
510-659 3   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-659 4   9740 PACIFIC BELL 722      
510-659 5   9740 PACIFIC BELL 722      
510-659 6   9740 PACIFIC BELL 722      
510-659 7   9740 PACIFIC BELL 722      
510-659 8   9740 PACIFIC BELL 722      
510-659 9   9740 PACIFIC BELL 722      
510-661 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-661 0   9740 PACIFIC BELL 722      
510-661 1   9740 PACIFIC BELL 722      
510-661 2   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-12-11   
510-661 3   649C ONVOY, LLC - CA 722   2014-09-25   
510-661 4   9740 PACIFIC BELL 722      
510-661 5   9740 PACIFIC BELL 722      
510-661 6   9740 PACIFIC BELL 722      
510-661 7   9262 UTILITY TELECOM GROUP, LLC - CA 722      
510-661 8   9740 PACIFIC BELL 722      
510-661 9   9740 PACIFIC BELL 722      
510-668 A FRMTCA12DS0  9740 PACIFIC BELL 722      
510-668 0   9740 PACIFIC BELL 722      
510-668 1   9740 PACIFIC BELL 722      
510-668 2   9740 PACIFIC BELL 722      
510-668 3   9740 PACIFIC BELL 722      
510-668 4   9740 PACIFIC BELL 722      
510-668 5   9740 PACIFIC BELL 722      
510-668 6   9740 PACIFIC BELL 722      

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

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