Fort Peck Tribal Police Department - Not a Long-Term Jail
Fort Peck Tribal Police Department - Not a Long-Term Jail
Tribal Police Department / Short-Term HoldingMailing Address
NOT A ROUTINE LONG-TERM INMATE MAIL DESTINATION. Verify the person's actual detention placement before mailing.
Physical Address
P.O. Box 1027, Poplar, MT 59255
Governing Agency
Fort Peck Tribes Law & Justice
Inmate ID
Inmate / Booking ID — Not required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Fort Peck Tribal Police is a law-enforcement agency. Verify the detainee's actual tribal, county, federal or state housing facility before sending correspondence.
Last verified: September 27, 2026
Do not send photos until placement is confirmed.
Last verified: September 27, 2026
Do not send books/packages until placement is confirmed.
Last verified: September 27, 2026
Do not send inmate funds to this police-department record.
Last verified: September 27, 2026
Verify current custody before arranging a visit.
Last verified: September 27, 2026
How to Address Your Letter
Fort Peck Tribal Police is a law-enforcement agency. Verify the detainee's actual tribal, county, federal or state housing facility before sending correspondence.
About Fort Peck Tribal Police Department - Not a Long-Term Jail
Fort Peck Tribal Police Department - Not a Long-Term Jail is a Montana correctional, detention or treatment-related facility record reviewed for current status and mail routing on 2026-09-27.