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: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-687 A Algonquin IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2026-10-11   
224-687 0 Algonquin IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2026-10-12   
224-687 6 Algonquin IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2026-10-11   
224-687 7 Algonquin IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2026-10-11   
224-687 8 Algonquin IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2026-10-11   
224-687 9 Algonquin IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2026-10-11   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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