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: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-335 A Antioch IL CHCGIL24XMD  495J STRATUS NETWORKS 358      
224-335 0 Antioch IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-11-09   
224-335 1 Antioch IL   495J STRATUS NETWORKS 358   2020-10-25   
224-335 4 Antioch IL   224C ONVOY, LLC 358   2021-03-02   
224-335 5 Antioch IL   224C ONVOY, LLC 358   2021-03-02   
224-335 6 Antioch IL   224C ONVOY, LLC 358   2021-03-02   
224-335 7 Antioch IL   224C ONVOY, LLC 358   2021-04-23   
224-335 8 Antioch IL   224C ONVOY, LLC 358   2024-02-24   
224-335 9 Antioch IL   224C ONVOY, LLC 358   2021-04-23   

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

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