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: 445

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-445 A Antioch IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-445 0 Antioch IL   073H TELNYX LLC 358   2022-01-03   
224-445 1 Antioch IL   224C ONVOY, LLC 358   2023-08-12   
224-445 2 Antioch IL   224C ONVOY, LLC 358   2023-08-12   
224-445 3 Antioch IL   224C ONVOY, LLC 358   2023-08-12   
224-445 4 Antioch IL   624H ONVOY SPECTRUM, LLC 358   2024-04-11   
224-445 5 Antioch IL   224C ONVOY, LLC 358   2021-09-02   
224-445 6 Antioch IL   224C ONVOY, LLC 358   2021-09-02   
224-445 7 Antioch IL   224C ONVOY, LLC 358   2021-09-02   
224-445 8 Antioch IL   224C ONVOY, LLC 358   2023-08-12   
224-445 9 Antioch IL   224C ONVOY, LLC 358   2023-08-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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