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
510-816 A Oakland: Main-Piedmont DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-819 4 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-09-22   
510-819 5 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2024-09-22   
510-822 0 Oakland: Trinidad DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-822 1 Oakland: Trinidad DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-826 A Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-826 9 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-23   
510-827 4 Oakland: Main-Piedmont DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-08   
510-829 0 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-03   
510-829 4 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-03   
510-829 5 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-10-03   
510-837 7 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-09-14   
510-837 8 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2007-10-20   
510-837 9 Richmond CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2008-09-14   
510-857 0 Fremont-Newark: Main DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-12-22   
510-857 9 Fremont-Newark: Main DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2013-09-19   
510-861 A Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-861 0 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-861 1 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-861 2 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-861 3 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2003-09-21   
510-861 4 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-02-19   
510-861 5 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-02-19   
510-861 6 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-861 7 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-02-19   
510-861 8 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-02-19   
510-861 9 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-04-16   
510-862 A Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-862 0 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-862 1 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-862 2 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-04-16   
510-862 3 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-04-16   
510-862 4 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-04-16   
510-862 5 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-07-24   
510-862 6 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-862 7 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-07-24   
510-862 8 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-07-24   
510-862 9 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-12-07   
510-870 6 Fremont-Newark: Greenleaf DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-05-19   
510-870 7 Fremont-Newark: Greenleaf DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-05-19   
510-892 1 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2021-04-18   
510-906 5 Oakland: Alameda DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-906 6 Oakland: Alameda DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2017-01-09   
510-907 8 Oakland: Main-Piedmont DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2025-01-08   
510-918 A Oakland: Main-Piedmont DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-925 5 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-11-17   
510-925 6 Hayward CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-11-17   
510-928 A Oakland: Main-Piedmont DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722      
510-930 5 Oakland: Fruitvale DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-02-09   
510-930 6 Oakland: Fruitvale DA CA 6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-02-09   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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