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.

Zion, IL

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
847-379 4 ZIONILZNDS0  9329 ILLINOIS BELL TEL CO 358   2000-09-18   
847-379 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2003-08-18   
847-379 6 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-09-20   
847-379 8 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   1999-06-18   
847-379 9 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358      
847-731 A ZIONILZNDS0  9329 ILLINOIS BELL TEL CO 358      
847-746 A ZIONILZNDS0  9329 ILLINOIS BELL TEL CO 358      
847-872 A ZIONILZNDS0  9329 ILLINOIS BELL TEL CO 358      
847-912 A CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      

<< 1 2 3

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.