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 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 1 MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635      
319-709 7 CDRRIAAX7MD  5562 METROPCS, INC. 635   2018-08-03   
319-709 8 CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2024-08-15   
319-935 A WNTHIAXORS0  1156 EAST BUCHANAN TEL. COOP. 635      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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