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: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-274 A Tooele UT WVCYUT14DS1  871E ONVOY, LLC - UT 660      
435-274 0 Tooele UT   073H TELNYX LLC 660   2021-03-14   
435-274 1 Tooele UT   073H TELNYX LLC 660   2022-06-10   
435-274 2 Tooele UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2021-12-18   
435-274 3 Tooele UT   871E ONVOY, LLC - UT 660   2021-03-13   
435-274 4 Tooele UT   871E ONVOY, LLC - UT 660   2021-03-13   
435-274 5 Tooele UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2022-09-05   
435-274 6 Tooele UT   516J TON80 COMMUNICATIONS, LLC 660   2021-06-18   
435-274 7 Tooele UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2021-12-18   
435-274 8 Tooele UT   6571 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - UT 660   2022-07-19   
435-274 9 Tooele UT   073H TELNYX LLC 660   2021-11-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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