Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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San Jose: West DA, CA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
408-549 3 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2020-10-15   
408-549 4 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2020-09-21   
408-549 5 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2020-09-21   
408-549 6 OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2020-09-21   
408-549 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
408-549 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
408-549 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
408-550 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
408-550 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-08-12   
408-550 1 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2011-11-14   
408-550 2 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-04-17   
408-550 3 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 4 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 5 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-05-13   
408-550 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-01-29   
408-550 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2010-07-05   
408-550 8 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2008-11-25   
408-550 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2008-03-04   
408-551 A SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 0 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 1 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 2 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 3 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 4 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 5 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 6 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 7 SNTCCA11DS1  9740 PACIFIC BELL 722      
408-551 8 OKLECAZV1MD  5562 METROPCS, INC. 722   2004-04-07   
408-551 9 OKLECAZV1MD  5562 METROPCS, INC. 722   2004-04-07   
408-552 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
408-553 A SNTCCA11DS1  9740 PACIFIC BELL 722      
408-554 A SNTCCA11DS1  9740 PACIFIC BELL 722      
408-556 A SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-05-28   
408-556 1 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 2 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 3 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 4 SNJSCA02DS4  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2005-11-06   
408-556 5 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 6 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 7 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 8 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-556 9 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-09-06   
408-557 A SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 0 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 1 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 2 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 3 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 4 SNTCCA11DS0  9740 PACIFIC BELL 722      
408-557 5 SNTCCA11DS0  9740 PACIFIC BELL 722      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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