Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-450 7 East Contra Costa CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-14   
925-452 7 Dublin-San Ramon CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-13   
925-456 4 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-24   
925-464 1 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-10-14   
925-464 2 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-10-14   
925-466 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 2 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 3 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 4 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 5 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 7 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 8 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-466 9 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-11-16   
925-471 5 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-05-11   
925-471 6 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-05-11   
925-476 4 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-480 7 Bishop Ranch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
925-482 6 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
925-490 A Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-490 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-21   
925-490 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-21   
925-490 2 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-07-21   
925-494 A Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-494 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-15   
925-494 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-15   
925-494 2 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-15   
925-494 3 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-15   
925-494 9 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-07-20   
925-495 A Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-495 0 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-10-01   
925-495 1 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-10-01   
925-496 A Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-496 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-02-25   
925-496 4 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-10-02   
925-498 8 Bishop Ranch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2022-11-20   
925-517 3 Pittsburg West CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-12-13   
925-517 6 Pittsburg West CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-11   
925-526 0 Pittsburg CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-526 5 Pittsburg CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-13   
925-529 1 Antioch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-29   
925-529 4 Antioch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-29   
925-553 4 Danville CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-13   
925-567 3 Clayton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-13   
925-568 2 Sunol CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-11-21   
925-575 7 Danville CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-03   
925-575 8 Danville CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-06-03   
925-579 1 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-29   
925-579 3 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-29   
925-587 3 Dublin-San Ramon CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-10-20   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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