Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
906-200 5 Iron Mountain MI 624H ONVOY SPECTRUM, LLC 342   2024-07-04   
906-210 3 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 4 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 5 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 6 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 7 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 8 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-210 9 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-214 6 Iron River MI 624H ONVOY SPECTRUM, LLC 342   2024-07-04   
906-232 7 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-232 8 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-232 9 Marquette MI 624H ONVOY SPECTRUM, LLC 342   2022-10-24   
906-254 9 Trenary MI 624H ONVOY SPECTRUM, LLC 342   2024-08-05   
906-260 2 Rudyard MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-262 9 Trout Lake MI 624H ONVOY SPECTRUM, LLC 342   2024-08-05   
906-263 9 Sault Ste Marie MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-266 2 Brevort MI 624H ONVOY SPECTRUM, LLC 342   2024-06-14   
906-267 2 Curtis MI 624H ONVOY SPECTRUM, LLC 342   2024-06-29   
906-268 2 Lake Linden MI 624H ONVOY SPECTRUM, LLC 342   2024-07-11   
906-270 2 Kinross MI 624H ONVOY SPECTRUM, LLC 342   2024-07-11   
906-276 2 Rapid River MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-277 2 Channing MI 624H ONVOY SPECTRUM, LLC 342   2024-06-24   
906-286 6 Manistique MI 624H ONVOY SPECTRUM, LLC 342   2024-07-11   
906-300 3 Republic MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-301 2 Michigamme MI 624H ONVOY SPECTRUM, LLC 342   2024-07-18   
906-306 3 Perkins MI 624H ONVOY SPECTRUM, LLC 342   2024-07-18   
906-309 3 Hermansville MI 624H ONVOY SPECTRUM, LLC 342   2024-07-04   
906-310 2 Cedarville MI 624H ONVOY SPECTRUM, LLC 342   2024-06-24   
906-316 3 Engadine MI 624H ONVOY SPECTRUM, LLC 342   2024-06-29   
906-318 3 Escanaba MI 624H ONVOY SPECTRUM, LLC 342   2024-06-29   
906-319 2 Houghton MI 624H ONVOY SPECTRUM, LLC 342   2024-07-04   
906-330 2 Powers MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-331 2 Keweenaw MI 624H ONVOY SPECTRUM, LLC 342   2024-07-11   
906-339 6 Champion MI 624H ONVOY SPECTRUM, LLC 342   2024-06-24   
906-345 1 Big Bay MI 624H ONVOY SPECTRUM, LLC 342   2024-06-14   
906-349 4 Pickford MI 624H ONVOY SPECTRUM, LLC 342   2024-07-18   
906-352 8 Menominee MI 624H ONVOY SPECTRUM, LLC 342   2024-07-18   
906-356 4 Rock MI 624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-375 1 Crystal Falls MI 624H ONVOY SPECTRUM, LLC 342   2024-06-29   
906-384 5 Cornell MI 624H ONVOY SPECTRUM, LLC 342   2024-06-24   
906-401 6 Negaunee MI 624H ONVOY SPECTRUM, LLC 342   2024-07-18   
906-420 9 Gladstone MI 624H ONVOY SPECTRUM, LLC 342   2024-08-11   
906-421 3 Skandia MI 624H ONVOY SPECTRUM, LLC 342   2024-08-05   
906-422 1 Mackinac Island MI 624H ONVOY SPECTRUM, LLC 342   2024-07-11   
906-430 6 St Ignace MI 624H ONVOY SPECTRUM, LLC 342   2024-08-05   
906-435 2 Chatham MI 624H ONVOY SPECTRUM, LLC 342   2024-06-24   
906-459 3 De Tour MI 624H ONVOY SPECTRUM, LLC 342   2024-06-29   
906-466 1 Bark River MI 624H ONVOY SPECTRUM, LLC 342   2024-06-14   
906-563 3 Norway MI 624H ONVOY SPECTRUM, LLC 342   2024-08-11   
906-623 2 Sand River MI 624H ONVOY SPECTRUM, LLC 342   2024-08-05   

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

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