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: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-619 A Kennewick WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676      
509-619 0 Kennewick WA KNWCWAII3MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676   2007-05-02   
509-619 1 Kennewick WA KNWCWAXAX3X  483E ONVOY, LLC - WA 676   2007-05-03   
509-619 2 Kennewick WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2007-07-13   
509-619 3 Kennewick WA KNWCWAXA1MD  6529 T-MOBILE USA, INC. 676   2007-08-13   
509-619 4 Kennewick WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2008-05-28   
509-619 5 Kennewick WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2008-08-13   
509-619 6 Kennewick WA KNWCWAXA1MD  6529 T-MOBILE USA, INC. 676   2007-08-13   
509-619 7 Kennewick WA KNWCWAXAX3X  483E ONVOY, LLC - WA 676   2007-08-20   
509-619 8 Kennewick WA KNWCWAXA1MD  6529 T-MOBILE USA, INC. 676   2007-10-08   
509-619 9 Kennewick WA KNWCWAXA1MD  6529 T-MOBILE USA, INC. 676   2007-07-02   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.