Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 293

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-293 A Collison IL CHMPILCPX5Y  624H ONVOY SPECTRUM, LLC 370   2024-06-20   
447-293 0 Collison IL CHMPILCPX5Y  624H ONVOY SPECTRUM, LLC 370   2024-06-20   

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

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