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: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-270 A Fowler IL JCVLILXCDMD  224C ONVOY, LLC 376      
447-270 0 Fowler IL   516C AT&T CORP. 376   2025-10-06   
447-270 2 Fowler IL JCVLILXCDMD  224C ONVOY, LLC 376   2023-11-04   
447-270 3 Fowler IL JCVLILXCX6X  624H ONVOY SPECTRUM, LLC 376   2024-04-27   

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

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