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: 582 [Rate centres in NPA 582] [Dial plan for NPA 582]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
582-270 A Erie PA ERIEPAMF4MD  475J CALLWORKS CORPORATION 924   2024-09-13  2025-09-07 

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.