Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CNCRCADOCM5

<< 1 2 3 4 5 6 7 8 9 10 11 12

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
925-771 4 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-771 9 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-18   
925-775 8 Antioch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-07-25   
925-790 9 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-11-21   
925-800 9 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-27   
925-804 5 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-10-04   
925-809 0 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-27   
925-809 2 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-11-27   
925-809 5 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-812 6 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-812 7 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-11-01   
925-818 A Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 0 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 1 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 2 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-12-09   
925-818 3 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-12-17   
925-818 4 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 5 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 6 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-818 7 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 8 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-23   
925-818 9 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-10-01   
925-819 A Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 0 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 1 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 2 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 6 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-819 9 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-04-13   
925-822 4 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-04-17   
925-822 6 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2010-04-17   
925-826 7 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-07-30   
925-832 9 East Contra Costa CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-04-10   
925-839 0 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-04-18   
925-839 3 Martinez CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-19   
925-849 2 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-07-11   
925-849 7 Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2009-12-20   
925-854 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-11   
925-854 8 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-11   
925-854 9 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-12   
925-856 0 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-02-22   
925-856 1 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-12   
925-856 2 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-09-09   
925-856 6 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-09-29   
925-856 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2012-10-12   
925-856 8 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-06-21   
925-858 A Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-871 8 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-04-29   
925-876 A Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-878 2 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-23   
925-885 9 Orinda CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-886 1 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-03   
925-886 9 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-06-15   
925-888 9 Moraga CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-890 A Concord CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-897 1 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-09-20   
925-897 2 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-09-20   
925-897 3 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-09-20   
925-897 4 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-09-20   
925-897 5 Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-09-20   
925-899 A Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-900 3 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-02-17   
925-900 8 Lafayette CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-915 2 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-26   
925-915 3 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-26   
925-915 4 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-03-26   
925-915 6 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-11-03   
925-915 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-09   
925-915 8 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-01-19   
925-918 5 Pleasanton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-09-19   
925-918 8 Pleasanton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-08-24   
925-948 5 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-10-01   
925-951 7 Walnut Creek CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-11-27   
925-960 3 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-04-06   
925-960 5 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-04-06   
925-961 4 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-06-17   
925-961 6 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-07-18   
925-961 7 Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-09-14   
925-963 A Pleasanton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-964 3 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-09-15   
925-964 5 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2011-11-07   
925-964 6 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-09-11   
925-964 7 Danville CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-12-20   
925-968 8 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-973 8 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-03-31   
925-978 3 Antioch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-01-24   
925-978 6 Antioch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-02-05   
925-978 7 Antioch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-02-05   
925-980 A Livermore CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-983 9 Bishop Ranch CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-08-21   
925-993 7 Clayton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2018-03-28   
925-993 8 Clayton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-07-21   
925-997 A Dublin-San Ramon CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-998 A Pleasanton CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.