Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-200 3 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-03-22   
779-203 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2012-11-10   
779-203 9 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2014-02-02   
779-208 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2015-08-24   
779-221 3 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2010-11-01   
779-221 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2010-12-16   
779-269 4 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-11-05   
779-332 4 Durand IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
779-344 5 Seward IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
779-345 5 Byron IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-05-06   
779-347 1 Winslow IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-02-24   
779-353 A Forreston IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
779-353 1 Forreston IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-06-07   
779-354 A Davis IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
779-354 1 Davis IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-06-07   
779-368 4 New Milford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-10-15   
779-513 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2016-05-22   
779-729 1 Lena IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-02-24   
779-771 6 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-01-22   
779-774 7 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2012-06-09   
779-778 4 Winnebago IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-10-29   
779-888 3 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2015-07-11   
815-209 A Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-209 0 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-209 9 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-239 0 Pecatonica IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2018-10-04   
815-239 6 Pecatonica IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-02   
815-312 5 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2009-08-29   
815-315 A Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-315 0 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-315 1 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2005-01-17   
815-315 4 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2003-06-14   
815-315 9 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-316 A Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-323 A Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-323 4 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2005-04-15   
815-323 6 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2005-07-15   
815-323 7 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-01-03   
815-362 7 German Valley IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-02   
815-420 5 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-420 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-443 8 Pearl City IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-449 8 Dakota IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-492 4 Apple River IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2021-02-23   
815-516 0 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2007-09-19   
815-516 1 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2010-02-01   
815-516 5 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2010-05-02   
815-516 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2009-07-02   
815-563 1 Cedarville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-566 A Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-566 4 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2003-06-14   
815-569 4 Capron IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-16   
815-580 2 Cherry Valley IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2014-06-29   
815-580 4 Cherry Valley IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-16   
815-591 4 Hanover IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2021-02-23   
815-598 4 Massbach IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-599 1 Freeport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2006-06-30   
815-650 8 Freeport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2012-04-02   
815-656 A Freeport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-656 2 Freeport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-09-02   
815-656 4 Freeport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2002-08-22   
815-668 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2010-09-24   
815-745 4 Warren IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-02   
815-789 8 Orangeville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-845 3 Scales Mound IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2021-02-23   
815-847 6 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2006-10-22   
815-847 7 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2006-10-22   
815-858 6 Elizabeth IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2020-05-03   
815-868 4 McConnell IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2022-04-17   
815-873 6 New Milford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2006-08-21   
815-947 5 Stockton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2020-05-03   
815-957 A Rockton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360      
815-957 4 Rockton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2005-04-22   
815-975 3 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2005-01-03   
815-975 6 Belvidere IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2011-04-03   
815-977 6 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2009-10-17   
815-977 7 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2008-07-25   
815-977 8 Rockford IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2008-07-25   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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