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: 975

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-975 A Pasco WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676      
509-975 0 Pasco WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2019-08-03   
509-975 1 Pasco WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2024-04-07   
509-975 2 Pasco WA   5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2024-07-16   
509-975 4 Pasco WA   6529 T-MOBILE USA, INC. 676   2024-01-24   
509-975 5 Pasco WA   6529 T-MOBILE USA, INC. 676   2024-01-24   
509-975 6 Pasco WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2022-04-18   
509-975 7 Pasco WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2023-06-30   
509-975 8 Pasco WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2020-11-02   
509-975 9 Pasco WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2022-08-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.