Ontonagon County Chamber of Commerce
424 River Street
Phone: (906) 884-4735
Ontonagon County Economic Development Corporation
725 Greenland Road
Phone: (906) 884-4188
Porcupine Mountains Wilderness State Park
Silver City
Phone: (906) 884-2047
Friends of the Porkies
Phone: (906) 231-1081
Ontonagon Township Library
311 North Steel Street
Phone: (906) 884-4411
Ontonagon Transit System
200 Industrial Park Drive
Phone: (906) 884-2006
Aspirus Ontonagon Hospital
601 South Seventh Street
Phone: (906) 884-8000
Ontonagon Area School District
701 Parker Avenue
Phone: (906) 813-0614
Theater of Performing Arts
311 North Steel Street
Phone: (906) 884-2985
Ontonagon County Sheriff's Department
620 Conglomerate Street
Phone: (906) 884-4901
Ontonagon Village Volunteer Fire Department
300 River Street
Phone: (906) 884-2131
Ontonagon County Airport
Phone: (906) 884-6214
Ontonagon County Historical Society
422 River Street
Phone: (906) 884-6165
Michigan Public Service Commission
For gas customers of Semco Energy, Inc.
www.michigan.gov/mpsc
Lake Superior Sportsman's Club, Inc.
http://www.facebook.com/pages/Lake-Superior-Sportsmans-Club/121825884501014
MiTrale
P.O. Box 43
Ontonagon, MI 49953
www.Mi-trale.org