Local Calling Guide

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Browning, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-338 A BRNGMTAQDS0  619J SIYEH COMMUNICATIONS 648      
406-338 0   624H ONVOY SPECTRUM, LLC 648   2021-11-14   
406-338 1   619J SIYEH COMMUNICATIONS 648      
406-338 2   619J SIYEH COMMUNICATIONS 648      
406-338 3   619J SIYEH COMMUNICATIONS 648      
406-338 4   619J SIYEH COMMUNICATIONS 648      
406-338 5   619J SIYEH COMMUNICATIONS 648      
406-338 6   619J SIYEH COMMUNICATIONS 648      
406-338 7   619J SIYEH COMMUNICATIONS 648      
406-338 8   619J SIYEH COMMUNICATIONS 648      
406-338 9   619J SIYEH COMMUNICATIONS 648      
406-573 A BRNGMTAQDS0  619J SIYEH COMMUNICATIONS 648      
406-573 0   619J SIYEH COMMUNICATIONS 648   2021-02-08   
406-573 1   9415 LEVEL 3 COMMUNICATIONS, LLC - MT 648   2015-06-30   
406-573 6   624H ONVOY SPECTRUM, LLC 648   2021-11-14   
406-573 8   624H ONVOY SPECTRUM, LLC 648   2021-07-18   

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

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