Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 839 [Rate centres in NPA 839] [Dial plan for NPA 839]

NXX: 766

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
839-766 A Great Falls SC CLMASCTLX3Y  965H FRACTEL, LLC 434      
839-766 3 Great Falls SC CLMASCTLX3Y  965H FRACTEL, LLC 434   2021-05-16   
839-766 4 Great Falls SC CLMASCSNXMD  5258 LEVEL 3 COMMUNICATIONS, LLC - SC 434   2024-07-25   
839-766 6 Great Falls SC CLMASCTLX3Y  965H FRACTEL, LLC 434   2021-05-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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