Local Calling Guide

Area code/prefix search

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NPA: 701 [Rate centres in NPA 701] [Dial plan for NPA 701]

NXX: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-328 A Bismarck ND BSMRNDBCDS0  9631 QWEST CORPORATION 638      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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