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
773-358 3 Chicago Zone 07-Oakland IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-09-12   
773-359 0 Chicago Zone 09-South Chicago IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2000-08-07   
773-360 6 Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-12   
773-362 3 Chicago Zone 08-Portsmouth IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-12   
773-366 7 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-22   
773-382 4 Chicago Zone 09-South Chicago IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2003-03-26   
773-408 1 Chicago Zone 06-Kedzie IL 515J IP HORIZON LLC 358   2021-06-12   
773-413 3 Chicago Zone 05-Austin IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-08-19   
773-413 6 Chicago Zone 05-Austin IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2003-02-21   
773-424 9 Summit IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2008-05-31   
773-433 3 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-09-06   
773-433 5 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-08-19   
773-494 8 Chicago Zone 03-Kildare IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-10-01   
773-526 4 Chicago Zone 08-Portsmouth IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-09-12   
773-537 7 Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-12   
773-577 8 Chicago Zone 03-Kildare IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-04-05   
773-584 4 Chicago Zone 06-Kedzie IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-12   
773-584 6 Chicago Zone 06-Kedzie IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2003-07-31   
773-596 0 Chicago Zone 02-Rogers Park IL 515J IP HORIZON LLC 358   2021-06-12   
773-598 3 Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2007-03-10   
773-605 0 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 1 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 2 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 3 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 4 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 5 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 6 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 7 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 8 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-605 9 Chicago Zone 02-Edgewater IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-05-27   
773-632 4 Chicago Zone 03-Newcastle IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-03-10   
773-632 5 Chicago Zone 03-Newcastle IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-03-10   
773-635 1 Chicago Zone 06-Lafayette IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2014-09-15   
773-645 6 Chicago Zone 04-Humboldt IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-12-16   
773-672 5 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2008-06-15   
773-672 6 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2008-06-14   
773-681 8 Chicago Zone 02-Irving IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2000-08-04   
773-705 A Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358      
773-705 0 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 1 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 2 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 3 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 4 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 5 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 6 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 7 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 8 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-705 9 Chicago Zone 10-Beverly IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-08-19   
773-724 5 Chicago Zone 03-Kildare IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-12-15   
773-733 7 Chicago Zone 06-Lafayette IL 4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-09-09   

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

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