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.

NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

<< 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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-747 6 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-747 7 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2006-09-15   
408-747 8 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-747 9 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2010-12-05   
408-748 A San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 0 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 1 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 2 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 3 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 4 San Jose: West DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-08-11   
408-748 5 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 6 San Jose: West DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2021-09-02   
408-748 7 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 8 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-748 9 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-749 A Sunnyvale CA SNVACA01DS1  9740 PACIFIC BELL 722      
408-750 A San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 0 San Jose: North DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-10-20   
408-750 1 San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 2 San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 3 San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 4 San Jose: North DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-06   
408-750 5 San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 6 San Jose: North DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2004-01-06   
408-750 7 San Jose: North DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2003-12-14   
408-750 8 San Jose: North DA CA SNJSCA21DS1  9740 PACIFIC BELL 722      
408-750 9 San Jose: North DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2023-10-16   
408-751 A San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722      
408-751 0 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 1 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 2 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 3 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 4 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 5 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 6 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 7 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 8 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-751 9 San Jose: North DA CA SNJSCA21DS2  9740 PACIFIC BELL 722   2008-04-11   
408-752 A Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-752 0 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-752 1 Sunnyvale CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2020-09-11   
408-752 2 Sunnyvale CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-07   
408-752 3 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-752 4 Sunnyvale CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-10-10   
408-752 5 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2016-11-04   
408-752 6 Sunnyvale CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2016-09-02   
408-752 7 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-752 8 Sunnyvale CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2010-06-06   
408-752 9 Sunnyvale CA SNVACA11DS0  9740 PACIFIC BELL 722      
408-753 A San Jose: West DA CA FRMTCAEDDS2  7262 XO CALIFORNIA, INC. 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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.