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
219-215 A Lake Village IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-227 A Dyer IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-232 A Cedar Lake IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-273 A Highland IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-274 A Crown Point IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-310 A Crown Point IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-390 A Cedar Lake IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-440 A Dyer IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-472 A Merrillville IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-488 A Crown Point IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-525 A Merrillville IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-695 A Lowell IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-697 A Morocco IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-714 A Merrillville IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-803 A Hammond IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-951 A Gary IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
219-979 A Gary IN 4803 LEVEL 3 COMMUNICATIONS, LLC - IN 358      
224-215 A Wilmette IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-267 A Antioch IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-286 A Lake Zurich IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-366 A Elk Grove IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-478 A Des Plaines IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-513 A Libertyville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2024-12-27   
224-543 A Wheeling IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-585 A Park Ridge IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-603 A Antioch IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-633 A Barrington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-655 A Barrington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-677 A Lake Zurich IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-678 A Algonquin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-699 A Dundee IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-778 A Libertyville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-788 A Antioch IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-888 A Cary IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-993 A Wauconda IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
224-999 A Evanston IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
262-222 A North Antioch WI 5489 LEVEL 3 COMMUNICATIONS, LLC - WI 358      
262-435 A North Antioch WI 5489 LEVEL 3 COMMUNICATIONS, LLC - WI 358      
312-224 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-238 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-261 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-264 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-268 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-278 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-300 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-324 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-373 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-423 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-428 A Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-477 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-488 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-546 A Chicago Zone 01-Wabash IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-548 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-602 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-625 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-637 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-638 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-646 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-698 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-752 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-872 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-893 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-895 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
312-896 A Chicago Zone 01-Calumet IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-207 A Yorkville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-209 A Elmhurst IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-264 A Hinsdale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-401 A Naperville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-422 A Geneva IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
464-205 A Palos Park IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-206 A West Chicago IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-214 A Hinsdale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-219 A Naperville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-225 A Warrenville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-228 A Bensenville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-242 A Hinsdale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-246 A Bartlett IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-281 A Naperville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-297 A Downers Grove IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-299 A Aurora IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-318 A Big Rock IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-339 A Roselle IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-358 A Kaneville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-364 A Naperville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-385 A Yorkville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-389 A Geneva IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-409 A Sugar Grove IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-413 A Hinsdale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-447 A Warrenville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-448 A Elburn IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-451 A Bensenville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-457 A Geneva IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-517 A Wheaton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-524 A Geneva IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-547 A Glen Ellyn IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-560 A Hinsdale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-563 A Elmhurst IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-566 A Aurora IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-578 A Geneva IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-590 A Hinsdale 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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