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: 847 [Rate centres in NPA 847] [Dial plan for NPA 847]

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
847-837 A Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 0 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 1 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 2 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 3 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 4 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 5 Libertyville IL   145J TERRA NOVA TELECOM INC. 358   2021-09-28   
847-837 6 Libertyville IL CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358   2010-07-15   
847-837 7 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 8 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      
847-837 9 Libertyville IL LBVLILLIDS0  9329 ILLINOIS BELL TEL CO 358      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.