Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 276 [Rate centres in NPA 276] [Dial plan for NPA 276]

NXX: 316

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
276-316 A St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244      
276-316 0 St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244   2023-11-10   
276-316 1 St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244   2023-11-10   
276-316 2 St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244   2023-11-10   
276-316 3 St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244   2023-11-10   
276-316 4 St Charles VA RONKVAGE3MD  939H COMMIO, LLC 244   2023-11-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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