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: 919

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
989-919 A St Helen MI MDLDMIMN0MD  116F PENINSULA FIBER NETWORK, LLC - MI 344      
989-919 0 St Helen MI   116F PENINSULA FIBER NETWORK, LLC - MI 344   2019-02-22   
989-919 2 St Helen MI   624H ONVOY SPECTRUM, LLC 344   2024-08-11   

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

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