Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CRBTORXCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-695 A Corbett OR 2371 CASCADE UTILITIES, INC. 672      

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

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