Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-485 A WNSTMNXWRP0  1507 WINSTED TEL. CO. 628      
320-485 0   8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 628   2022-12-17   
320-485 1   184D ONVOY, LLC - MN 628   2022-10-16   
320-485 2   1507 WINSTED TEL. CO. 628      
320-485 3   1507 WINSTED TEL. CO. 628      
320-485 4   1507 WINSTED TEL. CO. 628      
320-485 5   1507 WINSTED TEL. CO. 628      
320-485 6   624H ONVOY SPECTRUM, LLC 628   2024-06-01   
320-485 7   1507 WINSTED TEL. CO. 628      
320-485 8   1507 WINSTED TEL. CO. 628      
320-485 9   593K MCC TELEPHONY LLC 628   2010-05-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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