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: 298

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-298 A Grayslake IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-298 0 Grayslake IL   224C ONVOY, LLC 358   2019-01-26   
224-298 1 Grayslake IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-05-15   
224-298 2 Grayslake IL   224C ONVOY, LLC 358   2020-05-22   
224-298 3 Grayslake IL   224C ONVOY, LLC 358   2020-05-22   
224-298 4 Grayslake IL   224C ONVOY, LLC 358   2020-05-22   
224-298 5 Grayslake IL   224C ONVOY, LLC 358   2020-05-22   
224-298 6 Grayslake IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-06-19   
224-298 7 Grayslake IL   224C ONVOY, LLC 358   2020-08-07   
224-298 8 Grayslake IL   224C ONVOY, LLC 358   2020-08-07   
224-298 9 Grayslake IL   495J STRATUS NETWORKS 358   2020-10-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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