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: 708

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-708 A Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-12   
509-708 5 Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-19   
509-708 6 Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-19   
509-708 7 Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-19   
509-708 8 Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-12   
509-708 9 Ellensburg WA   6529 T-MOBILE USA, INC. 676   2025-10-12   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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