Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Dublin-San Ramon, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
925-216 A CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-230 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-230 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-04-30   
925-230 1   649C ONVOY, LLC - CA 722   2007-09-07   
925-230 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-230 3   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-08   
925-230 4   981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-08   
925-230 5   073H TELNYX LLC 722   2020-11-26   
925-230 6   4733 PAETEC COMMUNICATIONS, INC. - CA 722   2009-04-28   
925-230 7   6529 T-MOBILE USA, INC. 722   2020-09-21   
925-230 8   516C AT&T CORP. 722   2006-06-30   
925-230 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2009-06-23   
925-236 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-236 0   981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
925-236 1   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-236 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-236 3   073H TELNYX LLC 722   2017-06-05   
925-236 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-236 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-236 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-236 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-236 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-236 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-241 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-241 0   649C ONVOY, LLC - CA 722   2016-04-23   
925-241 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-241 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-241 3   7421 AT&T LOCAL 722   2002-09-03   
925-241 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-05-19   
925-241 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-02-21   
925-241 6   649C ONVOY, LLC - CA 722   2016-04-23   
925-241 7   7262 XO CALIFORNIA, INC. 722   2007-03-02   
925-241 8   222H LOCAL ACCESS SERVICES LLC - CA 722   2016-09-15   
925-241 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-248 A DAVLCA13DS0  9740 PACIFIC BELL 722      
925-248 0   9740 PACIFIC BELL 722      
925-248 1   9740 PACIFIC BELL 722      
925-248 2   318J COMCAST IP PHONE LLC 722   2010-09-27   
925-248 3   649C ONVOY, LLC - CA 722   2016-03-03   
925-248 4   649C ONVOY, LLC - CA 722   2016-03-03   
925-248 5   9740 PACIFIC BELL 722      
925-248 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-25   
925-248 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-25   
925-248 8   318J COMCAST IP PHONE LLC 722   2016-11-06   
925-248 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-04-27   
925-307 A OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
925-307 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-06-26   
925-307 1   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
925-307 2   7240 MCI WORLDCOM COMMUNICATIONS, INC., CA 722   2021-04-04   
925-307 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2019-06-25   

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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