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: 512

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-512 A Moses Lake WA MSLKWA010MD  6529 T-MOBILE USA, INC. 676      
509-512 0 Moses Lake WA   483E ONVOY, LLC - WA 676   2021-11-13   
509-512 1 Moses Lake WA   483E ONVOY, LLC - WA 676   2021-11-13   
509-512 2 Moses Lake WA   483E ONVOY, LLC - WA 676   2021-02-10   
509-512 3 Moses Lake WA   483E ONVOY, LLC - WA 676   2021-02-10   
509-512 4 Moses Lake WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 676   2021-07-31   
509-512 5 Moses Lake WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2024-12-22   
509-512 6 Moses Lake WA   6529 T-MOBILE USA, INC. 676   2021-04-15   
509-512 7 Moses Lake WA   6529 T-MOBILE USA, INC. 676   2021-02-13   
509-512 8 Moses Lake WA   483E ONVOY, LLC - WA 676   2021-11-13   
509-512 9 Moses Lake WA   6529 T-MOBILE USA, INC. 676   2020-12-25   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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