Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 874

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-874 A Colebrook OH CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320      
440-874 1 Colebrook OH   793K TWC IP ENABLED SERVICES, LLC 320   2025-11-30   
440-874 7 Colebrook OH CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320   2022-04-20   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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