Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
219-373 A Crown Point IN 516J TON80 COMMUNICATIONS, LLC 358      
219-426 A Hammond IN 516J TON80 COMMUNICATIONS, LLC 358      
219-463 A Dyer IN 516J TON80 COMMUNICATIONS, LLC 358      
219-466 A East Chicago IN 516J TON80 COMMUNICATIONS, LLC 358      
219-546 A Gary IN 516J TON80 COMMUNICATIONS, LLC 358      
224-272 A Zion IL 516J TON80 COMMUNICATIONS, LLC 358      
224-526 A Arlington Heights IL 516J TON80 COMMUNICATIONS, LLC 358      
224-536 A Skokie IL 516J TON80 COMMUNICATIONS, LLC 358      
224-546 A Palatine IL 516J TON80 COMMUNICATIONS, LLC 358      
224-642 A Elgin IL 516J TON80 COMMUNICATIONS, LLC 358      
224-742 A Wheeling IL 516J TON80 COMMUNICATIONS, LLC 358      
224-768 A Lake Forest IL 516J TON80 COMMUNICATIONS, LLC 358      
224-837 A Winnetka IL 516J TON80 COMMUNICATIONS, LLC 358      
331-288 A Elburn IL 516J TON80 COMMUNICATIONS, LLC 358      
331-373 A Oswego IL 516J TON80 COMMUNICATIONS, LLC 358      
331-426 A Lemont IL 516J TON80 COMMUNICATIONS, LLC 358      
331-466 A Glen Ellyn IL 516J TON80 COMMUNICATIONS, LLC 358      
331-627 A Lombard IL 516J TON80 COMMUNICATIONS, LLC 358      
331-688 A Naperville IL 516J TON80 COMMUNICATIONS, LLC 358      
331-746 A Kaneville IL 516J TON80 COMMUNICATIONS, LLC 358      
331-837 A West Chicago IL 516J TON80 COMMUNICATIONS, LLC 358      
331-866 A Wheaton IL 516J TON80 COMMUNICATIONS, LLC 358      
464-263 A Tinley Park IL 516J TON80 COMMUNICATIONS, LLC 358      
464-646 A Palos Park IL 516J TON80 COMMUNICATIONS, LLC 358      
464-733 A Blue Island IL 516J TON80 COMMUNICATIONS, LLC 358      
464-768 A Chicago Heights IL 516J TON80 COMMUNICATIONS, LLC 358      
464-927 A Cicero IL 516J TON80 COMMUNICATIONS, LLC 358      
779-426 A Manhattan IL 516J TON80 COMMUNICATIONS, LLC 358      
779-463 A Morris IL 516J TON80 COMMUNICATIONS, LLC 358      
779-624 A Momence IL 516J TON80 COMMUNICATIONS, LLC 358      
779-625 A Woodstock IL 516J TON80 COMMUNICATIONS, LLC 358      
779-639 A McHenry IL 516J TON80 COMMUNICATIONS, LLC 358      
779-746 A Cissna Park IL 516J TON80 COMMUNICATIONS, LLC 358      
779-783 A Stockland IL 516J TON80 COMMUNICATIONS, LLC 358      
779-832 A Cedar Point IL 516J TON80 COMMUNICATIONS, LLC 358      
779-837 A Elwood IL 516J TON80 COMMUNICATIONS, LLC 358      
779-927 A Marengo IL 516J TON80 COMMUNICATIONS, LLC 358      
779-997 A Plattville IL 516J TON80 COMMUNICATIONS, LLC 358      
872-334 A Chicago Zone 06-Kedzie IL 516J TON80 COMMUNICATIONS, LLC 358      
872-337 A Chicago Zone 05-Austin IL 516J TON80 COMMUNICATIONS, LLC 358      
872-343 A Chicago Zone 07-Stewart IL 516J TON80 COMMUNICATIONS, LLC 358      
872-346 A Chicago Zone 04-Humboldt IL 516J TON80 COMMUNICATIONS, LLC 358      
872-355 A Chicago Zone 01-Calumet IL 516J TON80 COMMUNICATIONS, LLC 358      
872-453 A Chicago Zone 09-South Chicago IL 516J TON80 COMMUNICATIONS, LLC 358      
872-463 A Chicago Zone 10-Beverly IL 516J TON80 COMMUNICATIONS, LLC 358      
872-568 A Chicago Zone 07-Stewart IL 516J TON80 COMMUNICATIONS, LLC 358      
872-627 A Chicago Zone 02-Edgewater IL 516J TON80 COMMUNICATIONS, LLC 358      
872-664 A Chicago Zone 01-Calumet IL 516J TON80 COMMUNICATIONS, LLC 358      
872-674 A Chicago Zone 08-Portsmouth IL 516J TON80 COMMUNICATIONS, LLC 358      
872-678 A Chicago Zone 11-O'Hare IL 516J TON80 COMMUNICATIONS, LLC 358      
872-835 A Chicago Zone 01-Calumet IL 516J TON80 COMMUNICATIONS, LLC 358      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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