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.

Switch: CHCGILCNHMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-493 9 Elgin IL 073H TELNYX LLC 358      
224-524 0 Roselle IL 073H TELNYX LLC 358      
224-768 3 Lake Forest IL 073H TELNYX LLC 358      
312-638 0 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
331-233 A Downers Grove IL 073H TELNYX LLC 358      
331-233 0 Downers Grove IL 073H TELNYX LLC 358      
331-282 8 Hinsdale IL 073H TELNYX LLC 358      
331-290 8 Aurora IL 073H TELNYX LLC 358      
331-298 7 Naperville IL 073H TELNYX LLC 358      
331-334 1 Geneva IL 073H TELNYX LLC 358      
331-343 0 Downers Grove IL 073H TELNYX LLC 358      
331-388 0 Sugar Grove IL 073H TELNYX LLC 358      
331-466 0 Glen Ellyn IL 073H TELNYX LLC 358      
331-867 4 Yorkville IL 073H TELNYX LLC 358      
464-400 1 Bellwood IL 073H TELNYX LLC 358      
464-529 8 Chicago Heights IL 073H TELNYX LLC 358      
708-273 0 Bellwood IL 073H TELNYX LLC 358      
708-443 2 Cicero IL 073H TELNYX LLC 358      
708-443 9 Cicero IL 073H TELNYX LLC 358      
773-309 2 Chicago Zone 05-Austin IL 073H TELNYX LLC 358      
773-461 1 Chicago Zone 02-Edgewater IL 073H TELNYX LLC 358      
773-599 5 Chicago Zone 08-Portsmouth IL 073H TELNYX LLC 358      
779-426 0 Manhattan IL 073H TELNYX LLC 358      
815-515 2 Watseka IL 073H TELNYX LLC 358      
815-763 8 Joliet IL 073H TELNYX LLC 358      
815-884 6 Earlville IL 073H TELNYX LLC 358      
847-534 9 Roselle IL 073H TELNYX LLC 358      
872-299 0 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-320 0 Chicago Zone 10-Beverly IL 073H TELNYX LLC 358      
872-324 9 Chicago Zone 09-South Chicago IL 073H TELNYX LLC 358      
872-326 0 Chicago Zone 07-Stewart IL 073H TELNYX LLC 358      
872-327 0 Chicago Zone 04-Humboldt IL 073H TELNYX LLC 358      
872-328 1 Chicago Zone 06-Kedzie IL 073H TELNYX LLC 358      
872-337 8 Chicago Zone 05-Austin IL 073H TELNYX LLC 358      
872-342 0 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-342 1 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-342 7 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-342 8 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-342 9 Chicago Zone 01-Calumet IL 073H TELNYX LLC 358      
872-674 1 Chicago Zone 08-Portsmouth IL 073H TELNYX LLC 358      
872-678 0 Chicago Zone 11-O'Hare IL 073H TELNYX LLC 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.