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: 252 [Rate centres in NPA 252] [Dial plan for NPA 252]

NXX: 850

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
252-850 A Henderson NC   490J DISH WIRELESS, LLC 951   2026-02-27   
252-850 0 Henderson NC   145J TERRA NOVA TELECOM INC. 951   2026-03-02   
252-850 2 Henderson NC   490J DISH WIRELESS, LLC 951   2026-06-28   
252-850 5 Henderson NC   490J DISH WIRELESS, LLC 951   2026-02-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.