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Northern Michigan Private Detective Service Locations

Corporate Office

Research North Inc. (RNI)
207 Michigan Street
Petoskey, Michigan 49770


Lansing (517-332-4300)             Alpena (989-356-4500)
Marquette (888-876-1010)         Saginaw (989-497-1070)
Grand Rapids (888-876-1010)    Traverse City (231-947-6300)
Wisconsin (888-876-1010)

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Copyright ©, All rights reserved Research North, Inc. and RNI, Research North and are registered trademarks of Research North, Inc. 207 Michigan, Petoskey, Michigan 49770; Produced by Charles Rettstadt.

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