Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 801 [Rate centres in NPA 801] [Dial plan for NPA 801]

NXX: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
801-603 A Ogden UT SLKCUTJC4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 660      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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