Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
507-559 A OWTNMNOWTMD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620      
507-614 A WNTHMN080MD  754H RS FIBER COOPERATIVE - MN 620      
507-614 7 WNTHMN080MD  754H RS FIBER COOPERATIVE - MN 620   2016-04-21   
507-647 A WNTHMNXWRS0  1508 WINTHROP TEL. CO. 620   2024-02-20   
507-745 A OWTNMNOWTMD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620      
507-745 1 OWTNMNOWTMD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620   2010-05-29   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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