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
779-265 A McHenry IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-230 A Plainfield IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-301 A Crystal Lake IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-304 A Kankakee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-305 A Gardner IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-306 A Lockport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-307 A McHenry IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-308 A Woodstock IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-310 A Utica IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-313 A Ottawa IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-314 A Manhattan IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-317 A Crescent City IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-318 A Morris IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-322 A McHenry IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-327 A Plainfield IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-328 A Lockport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-331 A McHenry IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-333 A Woodstock IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-345 A Woodstock IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-346 A Gardner IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-352 A Kankakee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-361 A Manhattan IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 A Morris IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-366 A Ottawa IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-371 A Utica IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-377 A Crescent City IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-401 A Kankakee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-410 A La Salle IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-412 A Frankfort IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-425 A Crystal Lake IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-506 A Union IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-507 A Momence IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-513 A Morris IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-515 A Watseka IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-534 A Frankfort IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-550 A Grant Park IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-556 A Plainfield IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-570 A Sandwich IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-572 A Marengo IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-573 A Kankakee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-585 A Morris IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-587 A Ottawa IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-605 A Grant Park IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-642 A Minooka IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-662 A Momence IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-669 A McHenry IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-671 A Joliet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-676 A Plainfield IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-701 A Woodstock IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-707 A Gilman IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-709 A Coal City IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-769 A Seneca IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-780 A La Salle IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-782 A Plainfield IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-797 A Somonauk IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-846 A Joliet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-905 A Lockport IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-907 A Manteno IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-918 A Clifton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-926 A Wilmington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-927 A Joliet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-940 A Gardner IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-201 A Round Lake IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-305 A Arlington Heights IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-313 A Northbrook IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-353 A Wheeling IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-376 A Des Plaines IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-406 A Waukegan IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-410 A Skokie IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-416 A Wauconda IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-515 A Huntley IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-539 A Des Plaines IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-544 A Des Plaines IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-556 A Evanston IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-557 A Libertyville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-574 A Lake Forest IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-586 A Dundee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-589 A Antioch IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-592 A Roselle IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-594 A Algonquin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-613 A Wheeling IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-627 A Des Plaines IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-628 A Elgin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-655 A Park Ridge IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-659 A Huntley IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-686 A Northbrook IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2024-12-27   
847-693 A Waukegan IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-792 A Hampshire IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-801 A Schiller Park IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-810 A Lake Forest IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-829 A Cary IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-850 A Wheeling IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-852 A Barrington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-865 A Wauconda IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-879 A Elk Grove IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-886 A Round Lake IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-915 A Algonquin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-919 A Northbrook IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-929 A Skokie IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
847-941 A Wheeling IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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