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: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 986

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-986 A Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676      
509-986 0 Ellensburg WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2022-04-04   
509-986 1 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2023-09-08   
509-986 2 Ellensburg WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2024-06-28   
509-986 3 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-11-14   
509-986 4 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-11-14   
509-986 5 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-04-17   
509-986 6 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-04-17   
509-986 7 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-04-17   
509-986 8 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-01-15   
509-986 9 Ellensburg WA ELBGWA060MD  6529 T-MOBILE USA, INC. 676   2022-01-15   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.