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: 828 [Rate centres in NPA 828] [Dial plan for NPA 828]

NXX: 504

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
828-504 A Beech Mountain NC BOONNCKI1MD  5932 CAROLINA WEST WIRELESS, INC. 422      
828-504 0 Beech Mountain NC BOONNCKI1MD  5932 CAROLINA WEST WIRELESS, INC. 422   2006-07-06   
828-504 1 Beech Mountain NC BOONNCKI1MD  5932 CAROLINA WEST WIRELESS, INC. 422   2008-11-15   
828-504 2 Beech Mountain NC BOONNCKI1MD  5932 CAROLINA WEST WIRELESS, INC. 422   2008-11-15   
828-504 8 Beech Mountain NC   792K CHARTER IP ENABLED SERVICES, LLC 422   2018-02-17   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.