Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-553 A Elk Grove IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-553 0 Elk Grove IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-553 1 Elk Grove IL CHCGILWUKMD  939H COMMIO, LLC 358   2024-03-10   
224-553 2 Elk Grove IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-12   
224-553 3 Elk Grove IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-12   
224-553 5 Elk Grove IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-12   
224-553 8 Elk Grove IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-11   
224-553 9 Elk Grove IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-04-13   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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