Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: STCDMNTOXXX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-343 A Clinton MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-350 A Danube MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-379 A Granite Falls MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-399 A Irving MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-404 A Sunburg MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-439 A Hancock MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-440 A Cosmos MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-565 A Chokio MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-569 A Maynard MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-574 A Clara City MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-633 A Belgrade MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-657 A Graceville MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-853 A Madison MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-870 A Starbuck MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-993 A Brooten MN 719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      

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

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