Petroleum County Jail
Montana
Fergus County Detention Center
Petroleum County has no county jail, so people arrested by the Petroleum County Sheriff's Office in Winnett are typically held at a contracted facility such as the Fergus County Detention Center in Lewistown.
- Address
- 121 8th Avenue South, Lewistown, MT 59457
- Phone
- (406) 535-3415
How to find an inmate
Petroleum County has no county jail, so start by calling the Petroleum County Sheriff's Office in Winnett at (406) 429-5311 to ask where the person is held. You can also call the Fergus County Detention Center in Lewistown at (406) 535-3415 with the person's full name and date of birth. If the person has been sentenced to state prison, use the Montana Department of Corrections offender locator (ConWeb).
Visitation
The facility holding the inmate sets the visitation rules, not Petroleum County. Confirm where the person is held, then call that facility for its current visiting procedures.
Bail and bond
Bail for Petroleum County charges is set by the local court or by a bond schedule. Call the Petroleum County Sheriff's Office or the holding facility to confirm the amount and how to pay.
Mail and money
Mail and money deposits go through the facility where the inmate is actually held. Confirm the location first, then ask that facility about its mail rules and deposit options.
Frequently asked questions
Does Petroleum County have a jail?
No. Petroleum County has no county jail, and its inmates are held at a contracted facility such as the Fergus County Detention Center in Lewistown.
How do I find out if someone from Petroleum County is in custody?
Call the Petroleum County Sheriff's Office at (406) 429-5311 or the Fergus County Detention Center at (406) 535-3415.
How do I post bail in Petroleum County?
Contact the Sheriff's Office or the holding facility to confirm the bail amount and payment process.
Can I send money to an inmate from Petroleum County?
Yes. Send it through the facility holding the inmate, and confirm the deposit methods with that facility first.