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: 559 [Rate centres in NPA 559] [Dial plan for NPA 559]

NXX: 357

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
559-357 A Hanford CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728   2024-05-05   
559-357 0 Hanford CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728      
559-357 1 Hanford CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728      
559-357 2 Hanford CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 728      
559-357 3 Hanford CA   318J COMCAST IP PHONE, LLC 728      
559-357 4 Hanford CA   318J COMCAST IP PHONE, LLC 728      
559-357 6 Hanford CA   6529 T-MOBILE USA, INC. 728      
559-357 7 Hanford CA   6529 T-MOBILE USA, INC. 728      
559-357 8 Hanford CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 728      
559-357 9 Hanford CA   6010 NEW CINGULAR WIRELESS PCS, LLC 728      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.