Local Calling Guide

Area code/prefix search

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St Marys, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-297 A STMYIAXODS1  1209 FMTC-I35, INC. D/B/A OMNITEL COMMUNICATIONS 632      

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

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