Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 989 [Rate centres in NPA 989] [Dial plan for NPA 989]

NXX: 515

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-515 A Onaway MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-515 1 Onaway MI GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2023-02-27   
989-515 2 Onaway MI OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2024-06-11   
989-515 4 Onaway MI SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2022-03-29   
989-515 9 Onaway MI   6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2025-04-08   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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