Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CHCGIL24DS6

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
815-974 A Hebron IL 224C ONVOY, LLC 358      
847-500 A Lake Forest IL 224C ONVOY, LLC 358      
847-859 A Evanston IL 224C ONVOY, LLC 358      
872-204 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-213 A Chicago Zone 02-Edgewater IL 224C ONVOY, LLC 358      
872-217 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-219 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-224 A Chicago Zone 06-Kedzie IL 224C ONVOY, LLC 358      
872-225 A Chicago Zone 01-Calumet IL 224C ONVOY, LLC 358      
872-231 A Chicago Zone 05-Austin IL 224C ONVOY, LLC 358      
872-250 A Chicago Zone 01-Calumet IL 224C ONVOY, LLC 358      
872-253 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-266 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-278 A Chicago Zone 01-Calumet IL 224C ONVOY, LLC 358      
872-282 A Chicago Zone 01-Calumet IL 224C ONVOY, LLC 358      
872-285 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-296 A Chicago Zone 03-Kildare IL 224C ONVOY, LLC 358      
872-302 A Chicago Zone 02-Edgewater IL 224C ONVOY, LLC 358      
872-304 A Chicago Zone 03-Kildare IL 224C ONVOY, LLC 358      
872-309 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-313 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-326 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-327 A Chicago Zone 04-Humboldt IL 224C ONVOY, LLC 358      
872-344 A Chicago Zone 03-Kildare IL 224C ONVOY, LLC 358      
872-348 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358      
872-349 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-352 A Chicago Zone 09-South Chicago IL 224C ONVOY, LLC 358      
872-356 A Chicago Zone 10-Beverly IL 224C ONVOY, LLC 358      
872-358 A Chicago Zone 06-Kedzie IL 224C ONVOY, LLC 358      
872-363 A Chicago Zone 05-Austin IL 224C ONVOY, LLC 358   2024-05-06   
872-366 A Chicago Zone 03-Kildare IL 224C ONVOY, LLC 358   2024-05-18   
872-370 A Chicago Zone 08-Portsmouth IL 224C ONVOY, LLC 358   2024-07-20   
872-372 A Chicago Zone 05-Austin IL 224C ONVOY, LLC 358      
872-373 A Chicago Zone 10-Beverly IL 224C ONVOY, LLC 358   2024-08-02   
872-375 A Chicago Zone 04-Humboldt IL 224C ONVOY, LLC 358   2024-08-29   
872-376 A Chicago Zone 02-Edgewater IL 224C ONVOY, LLC 358   2024-08-29   
872-465 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-469 A Chicago Zone 03-Kildare IL 224C ONVOY, LLC 358      
872-639 A Chicago Zone 07-Stewart IL 224C ONVOY, LLC 358      
872-829 A Chicago Zone 04-Humboldt IL 224C ONVOY, LLC 358      
872-838 A Chicago Zone 05-Austin IL 224C ONVOY, LLC 358      
872-870 A Chicago Zone 09-South Chicago IL 224C ONVOY, LLC 358      
872-872 A Chicago Zone 06-Kedzie IL 224C ONVOY, LLC 358   2024-11-21   
872-873 A Chicago Zone 11-O'Hare IL 224C ONVOY, LLC 358      
872-910 A Chicago Zone 01-Calumet IL 224C ONVOY, LLC 358      
872-999 A Chicago Zone 02-Edgewater IL 224C ONVOY, LLC 358      

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

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