Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Windsor, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
440-272 A ORWLOHXA43C  0649 HANSON COMMUNICATIONS OF OHIO, LLC-ORWELL 320      
440-977 A CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320      
440-977 1   793K TWC IP ENABLED SERVICES, LLC 320   2024-07-07   
440-977 7   516J TON80 COMMUNICATIONS, LLC 320   2022-04-22   
440-977 9   145J TERRA NOVA TELECOM INC. 320   2025-07-10   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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