Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SGNWMIFAXOY

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
989-998 6 Owosso MI 6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2022-11-11   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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