Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 517 [Rate centres in NPA 517] [Dial plan for NPA 517]

NXX: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
517-746 A Coldwater MI BRSPMI097MD  516J TON80 COMMUNICATIONS, LLC 348      
517-746 0 Coldwater MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2023-04-07   
517-746 1 Coldwater MI   991E BANDWIDTH.COM CLEC, LLC - MI 348   2025-01-01   
517-746 3 Coldwater MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2025-01-09   
517-746 8 Coldwater MI   516J TON80 COMMUNICATIONS, LLC 348   2022-04-30   
517-746 9 Coldwater MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2024-11-25   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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