Local Calling Guide

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

NXX: 487

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-487 A Quincy IL JCVLILXCX4X  506J TWILIO INTERNATIONAL, INC. 376      
447-487 4 Quincy IL   506J TWILIO INTERNATIONAL, INC. 376   2022-04-16   

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

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