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: 596

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-596 A Clarkston WA EWNCWA270MD  6529 T-MOBILE USA, INC. 676      
509-596 0 Clarkston WA SPKNWAKY0MD  006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 1 Clarkston WA SPKNWAKY0MD  006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 2 Clarkston WA SPKNWAKY0MD  006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 3 Clarkston WA EWNCWA271MD  5562 METRO PCS, INC. 676   2017-04-16   
509-596 4 Clarkston WA EWNCWA271MD  5562 METRO PCS, INC. 676   2017-04-16   
509-596 5 Clarkston WA SPKNWAGQAMD  6664 SPRINT SPECTRUM L.P. 676   2018-04-18   
509-596 6 Clarkston WA EWNCWA270MD  6529 T-MOBILE USA, INC. 676   2018-11-15   
509-596 7 Clarkston WA   6529 T-MOBILE USA, INC. 676   2021-04-10   
509-596 8 Clarkston WA EWNCWA270MD  6529 T-MOBILE USA, INC. 676   2016-12-09   
509-596 9 Clarkston WA EWNCWA270MD  6529 T-MOBILE USA, INC. 676   2016-05-21   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.