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: 281

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-281 A Quincy IL JCVLILXC4MD  515J IP HORIZON LLC 376   2024-01-04   
447-281 1 Quincy IL JCVLILXC4MD  515J IP HORIZON LLC 376   2024-01-04   

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

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