Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CHCGIL24DS3

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-230 A Hammond IN 4604 FIRST COMMUNICATIONS LLC - IL 358      
219-354 A East Chicago IN 4604 FIRST COMMUNICATIONS LLC - IL 358      
224-233 A Skokie IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-05-20   
224-265 A Elk Grove IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2004-08-08   
224-320 A Lake Zurich IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
224-359 A Elgin IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2004-12-04   
224-533 A Deerfield IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-05-26   
224-927 A Northbrook IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-11-17   
312-216 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2012-04-13   
312-247 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
312-334 A Chicago Zone 01-Wabash IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
312-673 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
312-676 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-08-07   
312-784 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2007-09-02   
312-870 A Chicago Zone 01-Calumet IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
331-456 A Roselle IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-273 A Plano IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-387 A Elburn IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-614 A Wheaton IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-615 A Naperville IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-630 A Oswego IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2007-08-18   
630-636 A Oswego IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
630-952 A Aurora IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2005-04-21   
708-249 A Homewood IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
708-286 A La Grange IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
708-576 A Oak Lawn IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
708-593 A Bellwood IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-308 A Chicago Zone 03-Kildare IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-328 A Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-336 A Chicago Zone 09-South Chicago IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-341 A Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-357 A Chicago Zone 11-O'Hare IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
773-605 A Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-05-27   
773-705 A Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2006-08-19   
773-861 A Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2007-04-27   
773-987 A Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS LLC - IL 358   2005-05-19   
815-215 A New Lenox IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-330 A Crescent City IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-408 A Utica IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-413 A Morris IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-418 A Manhattan IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-430 A McHenry IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-460 A Joliet IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-487 A Plainfield IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-502 A Woodstock IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-504 A Gardner IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-512 A Lockport IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-518 A Coal City IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-602 A Kankakee IL 4604 FIRST COMMUNICATIONS LLC - IL 358      
815-606 A Ottawa IL 4604 FIRST COMMUNICATIONS LLC - IL 358      

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Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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