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: 669 [Rate centres in NPA 669] [Dial plan for NPA 669]

NXX: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
669-454 A Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
669-454 0 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-08-11   
669-454 1 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-08-11   
669-454 2 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2017-12-07   
669-454 3 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-12-23   
669-454 4 Sunnyvale CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2017-10-06   
669-454 5 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-01-29   
669-454 6 Sunnyvale CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2018-03-29   
669-454 7 Sunnyvale CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2017-09-22   
669-454 8 Sunnyvale CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-09-14   
669-454 9 Sunnyvale CA OKLECAZV1MD  5562 METROPCS, INC. 722   2020-05-09   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.