Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-399 A Irving MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-399 0 Irving MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-399 1 Irving MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-399 2 Irving MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-399 3 Irving MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-399 4 Irving MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-399 5 Irving MN STCDMNTOX0X  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 626      
320-399 6 Irving MN   624H ONVOY SPECTRUM, LLC 626      
320-399 9 Irving MN STCDMNTOX4Y  965H FRACTEL, LLC 626      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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