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: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 388

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-388 A McHenry IL CHCGILMF5MD  5562 METROPCS, INC. 358      
815-388 0 McHenry IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-388 1 McHenry IL CHCGILWUX1X  8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL 358   2009-11-02   
815-388 2 McHenry IL CHCGILMF5MD  5562 METROPCS, INC. 358   2004-05-14   
815-388 3 McHenry IL CHCGILMF5MD  5562 METROPCS, INC. 358   2004-05-14   
815-388 4 McHenry IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-06   
815-388 5 McHenry IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358   2005-05-13   
815-388 6 McHenry IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-06   
815-388 7 McHenry IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2009-01-06   
815-388 8 McHenry IL OKBRILDODS0  259E YMAX COMMUNICATIONS CORP. - IL 358   2008-08-28   
815-388 9 McHenry IL OKBRILDODS0  259E YMAX COMMUNICATIONS CORP. - IL 358   2008-08-28   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.