Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 385 [Rate centres in NPA 385] [Dial plan for NPA 385]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
385-403 A Farmington UT WVCYUT14DS1  871E ONVOY, LLC - UT 660      
385-403 0 Farmington UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2021-11-26   
385-403 1 Farmington UT   117F BANDWIDTH.COM CLEC, LLC - UT 660   2021-11-26   
385-403 2 Farmington UT   624H ONVOY SPECTRUM, LLC 660   2022-02-19   
385-403 3 Farmington UT   871E ONVOY, LLC - UT 660   2021-04-06   
385-403 4 Farmington UT   871E ONVOY, LLC - UT 660   2021-04-06   
385-403 5 Farmington UT   624H ONVOY SPECTRUM, LLC 660   2021-07-23   
385-403 6 Farmington UT   624H ONVOY SPECTRUM, LLC 660   2021-12-10   
385-403 7 Farmington UT   624H ONVOY SPECTRUM, LLC 660   2021-12-10   
385-403 8 Farmington UT   871E ONVOY, LLC - UT 660   2022-08-07   
385-403 9 Farmington UT   526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2021-04-07   

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

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