Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
507-296 A PTERMNXPRS2  1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 0   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 1   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 2   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 3   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 4   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 5   184D ONVOY, LLC - MN 620   2017-05-29   
507-296 6   184D ONVOY, LLC - MN 620   2015-06-20   
507-296 7   184D ONVOY, LLC - MN 620   2021-09-26   
507-296 8   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      
507-296 9   1367 FRONTIER COMMUNICATIONS OF MINNESOTA, INC. 620      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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