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
925-338 7 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-07   
925-338 9 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-02-19   
925-343 A Pleasanton CA 6906 AMERICAN MESSAGING SERVICES, LLC 722      
925-344 3 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-15   
925-344 6 Livermore CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-26   
925-345 A Danville CA 9748 AMERICAN MESSAGING SERVICES, LLC 722      
925-347 A Livermore CA 9748 AMERICAN MESSAGING SERVICES, LLC 722      
925-359 9 Bishop Ranch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-08-15   
925-361 2 Dublin-San Ramon CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-04   
925-364 4 Dublin-San Ramon CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-02-24   
925-364 5 Dublin-San Ramon CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-02-24   
925-365 6 Bishop Ranch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-19   
925-369 2 Martinez CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-369 8 Martinez CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-09-05   
925-378 2 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-378 3 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-378 5 Walnut Creek CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-384 0 Antioch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-02-15   
925-384 1 Antioch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-02-15   
925-384 2 Antioch CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-02-15   
925-385 6 Lafayette CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-13   
925-385 8 Lafayette CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
925-386 6 Orinda CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
925-388 6 Moraga CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-01-14   
925-390 3 East Contra Costa CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2016-07-25   
925-391 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-01-17   
925-391 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-01-17   
925-391 3 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-01-17   
925-391 8 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-05-11   
925-392 1 East Contra Costa CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-29   
925-392 5 East Contra Costa CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-07-04   
925-398 3 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-09   
925-399 1 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-24   
925-399 8 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-29   
925-400 A Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-400 7 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
925-400 8 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
925-400 9 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-09-18   
925-401 7 Pleasanton CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-06   
925-403 1 Lafayette CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-29   
925-405 5 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-24   
925-405 6 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2008-11-24   
925-406 7 Danville CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2026-06-07   
925-412 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-22   
925-412 3 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-22   
925-412 4 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-03-22   
925-414 0 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-05-07   
925-414 1 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   
925-414 2 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   
925-414 5 Concord CA 981E BANDWIDTH.COM CLEC, LLC - CA 722   2020-07-13   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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