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: 561

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-561 A Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-561 0 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-561 1 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-561 2 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-15   
224-561 3 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-18   
224-561 4 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-18   
224-561 5 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-18   
224-561 6 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-18   
224-561 7 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-18   
224-561 8 Palatine IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-12   
224-561 9 Palatine IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2024-03-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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