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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 995

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
256-995 A Ardmore (Limestone) AL NSVLTNMTYZX  593K MCC TELEPHONY LLC 470      
256-995 0 Ardmore (Limestone) AL NSVLTNMTYZX  593K MCC TELEPHONY LLC 470      
256-995 9 Ardmore (Limestone) AL NSVNTNGNYZZ  490J DISH WIRELESS, LLC 470   2022-12-21   

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

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