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: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]

NXX: 239

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-239 A Hagerstown MD   475J CALLWORKS CORPORATION 240   2024-07-11   
227-239 0 Hagerstown MD   876D ONVOY, LLC - MD 240      
227-239 1 Hagerstown MD   475J CALLWORKS CORPORATION 240      
227-239 2 Hagerstown MD   490J DISH WIRELESS, LLC 240      
227-239 3 Hagerstown MD   490J DISH WIRELESS, LLC 240      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.