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: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-375 A Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-375 0 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2022-06-17   
224-375 1 Algonquin IL CHCGIL24MMD  515J IP HORIZON LLC 358   2021-06-21   
224-375 2 Algonquin IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-06-27   
224-375 3 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-15   
224-375 4 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-05-16   
224-375 5 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-05-16   
224-375 6 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-05-16   
224-375 7 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-04-23   
224-375 8 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-04-23   
224-375 9 Algonquin IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2021-04-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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