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: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-712 A Sunnyside WA SNSDWAXXOMD  6529 T-MOBILE USA, INC. 676      
509-712 0 Sunnyside WA KNWCWABB1MD  6270 UNITED STATES CELLULAR - WA 676   2021-10-15   
509-712 1 Sunnyside WA KNWCWABB1MD  6270 UNITED STATES CELLULAR - WA 676   2021-10-21   
509-712 2 Sunnyside WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-13   
509-712 3 Sunnyside WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-13   
509-712 4 Sunnyside WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-11-13   
509-712 5 Sunnyside WA SPKNWA01XDY  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 676   2022-05-10   
509-712 6 Sunnyside WA KNWCWABB1MD  6270 UNITED STATES CELLULAR - WA 676   2022-10-21   
509-712 7 Sunnyside WA SNSDWAXXOMD  6529 T-MOBILE USA, INC. 676   2022-01-14   
509-712 8 Sunnyside WA SNSDWAXXOMD  6529 T-MOBILE USA, INC. 676   2022-01-14   
509-712 9 Sunnyside WA SNSDWAXXOMD  6529 T-MOBILE USA, INC. 676   2021-06-18   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.