Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Mount Solon, VA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
540-275 A RONKVAGECMD  490J DISH WIRELESS, LLC 244      
540-275 0   145J TERRA NOVA TELECOM INC. 244   2025-07-10   
540-275 8   490J DISH WIRELESS, LLC 244   2022-12-20   
540-350 A MTSLVAXADS0  0236 SHENANDOAH TEL. CO. 244      

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

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