Fremont County Jail
Fremont County Jail
County JailMailing Address
[Recipient Full Name] — [Inmate ID / Booking Number]\nFremont County Jail
[Inmate Full Name]
146 N. 2nd W.
St. Anthony, ID 83445
[Inmate Full Name]
146 N. 2nd W.
St. Anthony, ID 83445
Physical Address
146 N. 2nd W., St. Anthony, ID 83445
Governing Agency
Fremont County Sheriff's Office
Inmate ID
Inmate ID / Booking Number — Not required
Last Verified
September 29, 2026
Facility Mailing and Service Information
Use the inmate's full legal name and booking/ID number if known. Verify current jail correspondence rules before sending.
Last verified: September 29, 2026
Verify current photograph restrictions before mailing.
Last verified: September 29, 2026
Verify current publication/package rules before ordering.
Last verified: September 29, 2026
Do not send cash with ordinary correspondence. Use the current facility-approved inmate account deposit method.
Last verified: September 29, 2026
Verify current visitation approval, identification, scheduling and facility rules before travel.
Last verified: September 29, 2026
How to Address Your Letter
Use the inmate's full legal name and booking/ID number if known. Verify current jail correspondence rules before sending.
About Fremont County Jail
Fremont County jail directory record at 146 N. 2nd W. in St. Anthony.