Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 872 [Rate centres in NPA 872] [Dial plan for NPA 872]

NXX: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
872-375 A Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-08-29   
872-375 0 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-08-29   
872-375 1 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-12-01   
872-375 8 Chicago Zone 04-Humboldt IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-12-07   
872-375 9 Chicago Zone 04-Humboldt IL CHCGIL24DS6  224C ONVOY, LLC 358   2024-12-13   

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

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