Local Calling Guide

Area code/prefix search

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Dayton, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
515-547 A DYTNIAXORS1  1225 LEHIGH VALLEY COOP. TEL. ASSN. 632      

Last updated: Sun, 17 May 2026 03:26:51 UTC

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