Local Calling Guide

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Orinda, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
925-253 A ORNDCA11DS0  9740 PACIFIC BELL 722      
925-254 A ORNDCA11DS0  9740 PACIFIC BELL 722      
925-255 A HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
925-255 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-255 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-255 2 HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
925-255 3 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2002-12-22   
925-255 4 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-05-22   
925-255 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-03-04   
925-255 6 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-12-06   
925-255 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-02-29   
925-255 8 HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2011-11-11   
925-255 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-02-29   
925-257 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-257 0 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-08-29   
925-257 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-09   
925-257 3 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2016-07-15   
925-257 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-04-01   
925-257 5 SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
925-257 6 SNFCCAMKX9X  073H TELNYX LLC 722   2021-02-26   
925-257 7 SNFCCA01XGX  516C AT&T CORP. 722   2006-07-08   
925-257 8   515J IP HORIZON LLC 722   2016-09-15   
925-257 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-258 A ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 0 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 1 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-10-27   
925-258 3 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 4 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 5   145J TERRA NOVA TELECOM INC. 722   2021-01-08   
925-258 6 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-258 7 OKLDCA03XKY  624H ONVOY SPECTRUM, LLC 722   2023-12-16   
925-258 8 SNJUCACL3MD  073H TELNYX LLC 722   2017-06-12   
925-258 9 ORNDCA11DS0  9740 PACIFIC BELL 722      
925-259 A HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-259 0 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-259 1 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-03-28   
925-259 2 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2020-09-05   
925-259 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-06-15   
925-259 4 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-259 5 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-259 7 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-04-30   
925-259 8 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-259 9 HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
925-317 A SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-317 0   515J IP HORIZON LLC 722   2022-09-01   
925-317 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-29   
925-317 2 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2011-02-07   
925-317 3 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2011-09-06   
925-317 4 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2015-03-02   

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

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