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: 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   006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 1 Clarkston WA   006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 2 Clarkston WA   006F BANDWIDTH.COM CLEC, LLC - WA 676   2016-10-22   
509-596 3 Clarkston WA   5562 METROPCS, INC. 676   2017-04-16   
509-596 4 Clarkston WA   5562 METROPCS, INC. 676   2017-04-16   
509-596 5 Clarkston WA   5562 METROPCS, INC. 676   2018-04-18   
509-596 6 Clarkston WA   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   6529 T-MOBILE USA, INC. 676   2016-12-09   
509-596 9 Clarkston WA   6529 T-MOBILE USA, INC. 676   2016-05-21   

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

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