Bay County Jail
Bay County Jail
County Jail / Adult Detention FacilityMailing Address
[Inmate Full Legal Name] — [Inmate Number]
Smart Communications/Bay County Jail
P.O. Box 9130
Seminole, FL 33775-9216
Smart Communications/Bay County Jail
P.O. Box 9130
Seminole, FL 33775-9216
Physical Address
503 Third Street, Bay City, MI 48708
Phone
Governing Agency
Bay County Jail
Inmate ID
Inmate Number — Required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Effective January 9, 2026, ordinary personal mail must be sent to Smart Communications/Bay County Jail in Seminole, Florida. Personal mail sent directly to the Bay County Jail is returned. Legal mail and approved vendor packages still use separate jail routing.
Source: Official sourceLast verified: September 27, 2026
Photographs, when permitted, must follow the facility's current limits and the required personal-mail processing route.
Source: Official sourceLast verified: September 27, 2026
Do not send books, magazines or packages to the personal-mail scanning address unless specifically authorized. Confirm current publisher/vendor rules.
Source: Official sourceLast verified: September 27, 2026
Do not put cash, checks or money orders in scanned personal mail. Use the facility's current approved deposit procedure.
Source: Official sourceLast verified: September 27, 2026
Verify current custody and the facility's current visitation registration, identification and schedule requirements.
Source: Official sourceLast verified: September 27, 2026
How to Address Your Letter
Verify the inmate is currently housed at Bay County Jail before mailing.
Personal mail:
[Inmate Full Legal Name] — [Inmate Number]
Smart Communications/Bay County Jail
P.O. Box 9130
Seminole, FL 33775-9216
Use the inmate's full legal name and required ID/booking number. Include the sender's complete return name and address.
Do not send legal mail, publications or inmate funds to the scanning address unless the facility specifically authorizes it.
Personal mail:
[Inmate Full Legal Name] — [Inmate Number]
Smart Communications/Bay County Jail
P.O. Box 9130
Seminole, FL 33775-9216
Use the inmate's full legal name and required ID/booking number. Include the sender's complete return name and address.
Do not send legal mail, publications or inmate funds to the scanning address unless the facility specifically authorizes it.
About Bay County Jail
Bay County Jail is the current county jail in Bay City. Effective January 9, 2026, ordinary personal mail sent directly to the jail is returned; personal mail must use Smart Communications in Seminole, Florida.