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: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
564-200 A Olympia WA STTLWADJDS1  577F RINGSQUARED TELECOM LLC 674      
564-200 0 Olympia WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2021-02-09   
564-200 1 Olympia WA OLYMWA02DMD  5562 METROPCS, INC. 674   2021-03-14   
564-200 2 Olympia WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-05-15   
564-200 3 Olympia WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-07-14   
564-200 4 Olympia WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2021-10-14   
564-200 5 Olympia WA STTLWADJDS1  577F RINGSQUARED TELECOM LLC 674   2020-12-20   
564-200 6 Olympia WA STTLWADJDS1  577F RINGSQUARED TELECOM LLC 674   2020-12-20   
564-200 7 Olympia WA OLYMWA022MD  6529 T-MOBILE USA, INC. 674   2021-03-06   
564-200 8 Olympia WA OLYMWA022MD  6529 T-MOBILE USA, INC. 674   2021-03-06   
564-200 9 Olympia WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2021-01-14   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.