Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-457 A Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   
667-457 0 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   
667-457 1 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   
667-457 2 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   
667-457 3 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   
667-457 4 Church Hill MD SLBRMD901MD  939H COMMIO, LLC 242   2024-01-25   

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

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