Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 772

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-772 A Wellston MI BRSPMI097MD  516J TON80 COMMUNICATIONS, LLC 348      
231-772 1 Wellston MI   792K CHARTER IP ENABLED SERVICES, LLC 348   2023-05-28   
231-772 2 Wellston MI BRSPMI097MD  516J TON80 COMMUNICATIONS, LLC 348   2022-05-07   
231-772 7 Wellston MI   145J TERRA NOVA TELECOM INC. 348   2025-07-12   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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