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.

San Jose: West DA, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
408-397 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
408-398 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-401 A   5562 METROPCS, INC. 722      
408-401 0 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 1 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 2 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 3 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 4 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 5 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 6   6529 T-MOBILE USA, INC. 722      
408-401 7 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 8 OKLECAZVGT0  5562 METROPCS, INC. 722   2005-08-13   
408-401 9   6529 T-MOBILE USA, INC. 722      
408-406 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-407 A SNFCCA21XEZ  6630 USA MOBILITY WIRELESS, INC. 722      
408-417 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-417 0 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-417 1 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 2 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 3 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 4 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 5 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 6 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 7 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 8 OKLECAZVGT0  5562 METROPCS, INC. 722   2004-04-07   
408-417 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-418 A SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
408-418 0 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2009-02-16   
408-418 1 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2009-04-16   
408-418 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-07-29   
408-418 3 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2009-05-12   
408-418 4 FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2010-01-25   
408-418 5 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2009-02-16   
408-418 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
408-418 7 FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 722   2010-02-02   
408-418 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-26   
408-418 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2009-02-16   
408-423 A SNTCCA11DS0  9740 PACIFIC BELL 722      
408-436 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-437 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-439 A SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
408-441 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-446 A SNJSCA12DS1  9740 PACIFIC BELL 722      
408-447 A SNJSCA12DS1  9740 PACIFIC BELL 722      
408-450 A SNTCCA01DS1  9740 PACIFIC BELL 722      
408-451 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-452 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-453 A SNJSCA21DS1  9740 PACIFIC BELL 722      
408-454 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
408-454 0 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.