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: 783

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-783 A Ridge Farm IL CHMPILCPXCY  516J TON80 COMMUNICATIONS, LLC 370      
447-783 0 Ridge Farm IL   515J IP HORIZON LLC 370   2022-04-09   
447-783 1 Ridge Farm IL   624H ONVOY SPECTRUM, LLC 370   2024-05-18   
447-783 2 Ridge Farm IL   516C AT&T CORP. 370   2024-05-15   
447-783 7 Ridge Farm IL   516J TON80 COMMUNICATIONS, LLC 370   2022-03-16   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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