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: 256 [Rate centres in NPA 256] [Dial plan for NPA 256]

NXX: 985

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-985 A New Market AL HNVIALUNX8Y  593K MCC TELEPHONY LLC 477      
256-985 1 New Market AL   593K MCC TELEPHONY LLC 477   2010-07-10   
256-985 7 New Market AL   318J COMCAST IP PHONE, LLC 477   2023-12-28   

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

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