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: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-243 A Quincy IL JCVLILXCX8X  732J NUSO, LLC 376      
447-243 1 Quincy IL JCVLILXCX8X  732J NUSO, LLC 376   2023-04-13   
447-243 2 Quincy IL JCVLILXCX8X  732J NUSO, LLC 376   2024-09-15   
447-243 8 Quincy IL   224C ONVOY, LLC 376   2026-02-07   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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