Local Calling Guide

Area code/prefix search

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Switch: CKTNWA020MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-552 0 Clarkston WA 1484 INLAND CELLULAR LLC 676   2004-06-13   
509-552 2 Clarkston WA 1484 INLAND CELLULAR LLC 676   2004-06-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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