Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-276 A IRNGMNXIRP0  1433 MID STATE TEL. CO. 626      
320-399 A STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-399 0   184D ONVOY, LLC - MN 626   2023-09-03   
320-399 1   719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626   2010-08-07   
320-399 2   184D ONVOY, LLC - MN 626   2021-03-11   
320-399 3   184D ONVOY, LLC - MN 626   2020-05-26   
320-399 4   184D ONVOY, LLC - MN 626   2021-04-07   
320-399 5   5256 LEVEL 3 COMMUNICATIONS, LLC - MN 626   2021-02-02   
320-399 6   624H ONVOY SPECTRUM, LLC 626   2024-12-19   
320-399 9   965H FRACTEL, LLC 626   2020-08-17   

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

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