Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CHCGIL24DS7

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
773-484 1 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-05-20   
773-499 7 Chicago Zone 03-Kildare IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-08-29   
773-537 A Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358      
773-537 0 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-537 1 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-537 2 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-537 3 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-537 6 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-537 9 Chicago Zone 04-Humboldt IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
773-597 A Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358      
773-597 0 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-597 1 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-597 2 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-597 3 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-597 6 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-597 9 Chicago Zone 07-Stewart IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-03-14   
773-658 8 Chicago Zone 05-Austin IL 5917 FIRST COMMUNICATIONS, LLC 358   2011-07-24   
773-741 2 Chicago Zone 11-O'Hare IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-16   
773-987 3 Chicago Zone 10-Beverly IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-05-20   
815-277 3 Frankfort IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-306 2 Lockport IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-314 5 Manhattan IL 5917 FIRST COMMUNICATIONS, LLC 358   2007-11-20   
815-321 5 Woodstock IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-07-16   
815-348 4 Kankakee IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-04-10   
815-349 3 McHenry IL 5917 FIRST COMMUNICATIONS, LLC 358   2006-05-08   
815-416 6 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2006-05-08   
815-448 3 Mazon IL 5917 FIRST COMMUNICATIONS, LLC 358   2006-07-30   
815-514 2 Joliet IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-05-05   
815-526 1 Crystal Lake IL 5917 FIRST COMMUNICATIONS, LLC 358   2011-01-01   
815-651 2 Joliet IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-05-28   
815-661 8 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2014-05-05   
815-676 2 Plainfield IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-679 4 McHenry IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-09-23   
815-705 1 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-705 2 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-705 3 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2013-01-11   
815-705 7 Morris IL 5917 FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-717 3 New Lenox IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-802 6 Kankakee IL 5917 FIRST COMMUNICATIONS, LLC 358   2007-11-20   
815-823 8 Joliet IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-893 5 Crystal Lake IL 5917 FIRST COMMUNICATIONS, LLC 358   2005-06-16   
815-944 3 Hopkins Park IL 5917 FIRST COMMUNICATIONS, LLC 358   2007-11-20   
815-999 3 Joliet IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-05-11   
815-999 4 Joliet IL 5917 FIRST COMMUNICATIONS, LLC 358   2010-05-11   
847-201 3 Round Lake IL 5917 FIRST COMMUNICATIONS, LLC 358   2007-11-20   
847-213 5 Skokie IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-16   
847-214 4 Elgin IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-15   
847-242 3 Winnetka IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-16   
847-257 8 Des Plaines IL 5917 FIRST COMMUNICATIONS, LLC 358   2006-09-14   
847-260 3 Schiller Park IL 5917 FIRST COMMUNICATIONS, LLC 358   2004-07-16   

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

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