Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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 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: Wed, 18 Jun 2025 02:30:00 UTC

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