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State Prison · Ohio

Marion Correctional Institution
Address, Mail & Visiting Guide

How to write to, mail something to, and visit someone at Marion Correctional Institution. Checked against the official ODRC page in October 2026.

Operated By
Ohio Department of Rehabilitation and Correction (ODRC)
Phone
(740) 382-5781
Facility Address
Marion Correctional Institution
940 Marion-Williamsport Road
Marion
OH 43302
Inmate ID You Will Need
ODRC inmate number (a letter followed by digits, such as A123456)
📇 What you'll need: the person's full legal name and their ODRC inmate number (a letter followed by digits, such as A123456). Mail, visits and deposits all use it to route correctly.
How to Send Mail

Confirmed on the official Ohio DRC facility page: personal letters and cards go to the ODRC Mail Processing Center, not the facility — Inmate Name & Number, ODRC Mail Processing Center (OMPC), 884 Coitsville-Hubbard Road, Youngstown, OH 44505. Legal/business mail only: P.O. Box 57, 940 Marion-Williamsport Road, Marion, OH 43302.

Visiting

Visits are scheduled through the official ODRC visitation system. Check the official page for current hours and the approval process.

Confirm the current phone, tablet and video vendor on the official ODRC page, since these can change.

Official ODRC page for Marion Correctional Institution →

Sending Money

Deposit options and fees depend on the vendor your state uses and change from time to time. Our guide to sending money covers the common methods, and the official ODRC page lists the approved ones.

⚠️ Double-check before you send anything. Facility rules, addresses and approved vendors can change with little notice. Confirm current details on the official ODRC page before mailing letters, packages or money.
Related Guides
How to Write a Letter → What Can You Send Them? → How to Send Money → All Ohio prisons Browse Ohio Inmate Pen Pals
Other Ohio Prisons
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