Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Winthrop, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
319-709 A MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 0   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 1   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 7   5562 METROPCS, INC. 635   2018-08-03   
319-709 8   6529 T-MOBILE USA, INC. 635   2024-08-15   
319-935 A WNTHIAXORS0  1156 EAST BUCHANAN TEL. COOP. 635      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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