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: 247

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
564-247 A Centralia WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2025-07-20   
564-247 0 Centralia WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2025-07-20   
564-247 1 Centralia WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2025-07-20   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.