Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 547

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-547 A Brian Head UT SLKCUT26DMD  516J TON80 COMMUNICATIONS, LLC 660      
435-547 0 Brian Head UT   871E ONVOY, LLC - UT 660   2021-08-20   
435-547 1 Brian Head UT   624H ONVOY SPECTRUM, LLC 660   2021-11-20   
435-547 2 Brian Head UT   624H ONVOY SPECTRUM, LLC 660   2021-11-20   
435-547 5 Brian Head UT   624H ONVOY SPECTRUM, LLC 660   2021-07-23   
435-547 6 Brian Head UT   3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2023-01-08   
435-547 7 Brian Head UT   516J TON80 COMMUNICATIONS, LLC 660   2021-06-03   
435-547 8 Brian Head UT   515J IP HORIZON LLC 660   2022-04-16   
435-547 9 Brian Head UT   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2021-07-30   

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

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