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: 564 [Rate centres in NPA 564] [Dial plan for NPA 564]

NXX: 239

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
564-239 A Longview WA PTLDOR13XMX  490J DISH WIRELESS, LLC 672      
564-239 0 Longview WA PTLDORWNAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 672   2023-09-06   
564-239 2 Longview WA PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2023-11-12   
564-239 3 Longview WA PTLJORIY0MD  6529 T-MOBILE USA, INC. 672   2023-11-12   
564-239 5 Longview WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 672   2025-04-06   
564-239 6 Longview WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 672   2025-06-16   
564-239 7 Longview WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 672   2025-08-25   
564-239 8 Longview WA BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2024-04-14   
564-239 9 Longview WA PTLDOR13XMX  490J DISH WIRELESS, LLC 672   2023-06-18   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.