Petroleum County, website

Petroleum County in Montana uses area code 406. This page is a phonebook directory listing the physical addresses and contact information of the most relevant government agencies in Petroleum County, including the Clerk’s Office, Sheriff’s Office, and the Health Department.

Sheriff’s Office

302 East Main Street
Winnett, Montana, 59087
Phone: (406) 429-6551
Fax: (406) 429-6328

County Court

P. O. Box 226
302 East Main
Winnett, MT 59087-0226
Phone: (406) 429-5311
Fax: (406) 429-6328

District Court

P. O. Box 226
302 East Main
Winnett, MT 59087-0226
Phone: (406) 429-5311
Fax: (406) 429-6328

County Clerk

P. O. Box 226
302 East Main
Winnett, MT 59087-0226
Phone: (406) 429-5311
Fax: (406) 429-6328

Treasurer

P. O. Box 226
302 East Main
Winnett, MT 59087-0226
Phone: (406) 429-5551
Fax: (406) 429-6328

Tax Assessor-Collector

P. O. Box 226
302 East Main
Winnett, MT 59087-0226
Phone: (406) 323-1513

Petroleum County Jail

201 West Main Street
Winnett, Montana, 59087
Phone: (406) 429-6551
Fax: (406) 429-6328

Emergency Management

108 Broadway Avenue
Winnett, Montana, 59087
Phone: (406) 429-5451

Fire Department

108 Broadway Avenue
Winnett, Montana, 59087
Phone: (406) 429-5451

Health Department

201 East Main Street
Winnett, MT 59087
Phone: (406) 429-5500