Marshall E. Sherrer Correctional Center
Marshall E. Sherrer Correctional Center
Minimum-Security Correctional CenterMailing Address
[PIOC Full Name] — DOC #[Number]
Marshall E. Sherrer Correctional Center
P.O. Box 189
Phoenix, MD 21131
Marshall E. Sherrer Correctional Center
P.O. Box 189
Phoenix, MD 21131
Physical Address
1318 N. 14th Street, Milwaukee, WI 53205-2596
Phone
Governing Agency
Wisconsin Department of Corrections
Inmate ID
Wisconsin DOC Number — Required
Last Verified
September 29, 2026
Facility Mailing and Service Information
All non-privileged personal mail must include the PIOC's full first and last name, Wisconsin DOC number, and full facility name, and be sent to P.O. Box 189, Phoenix, MD 21131. Wisconsin DOC's third-party mail processor photocopies personal mail; legal mail, publications, packages, and other exempt items use separate facility-specific addresses.
Source: Official sourceLast verified: September 29, 2026
Personal photographs sent through ordinary correspondence are subject to Wisconsin DOC's current incoming-mail content rules.
Source: Official sourceLast verified: September 29, 2026
Publications, subscriptions, legal mail and packages do not use the Phoenix personal-mail address. Follow current Wisconsin DOC approved-vendor and facility-address rules.
Source: Official sourceLast verified: September 29, 2026
Do not send funds in ordinary personal mail. Use Wisconsin DOC-approved deposit methods.
Source: Official sourceLast verified: September 29, 2026
Follow current Wisconsin DOC facility-specific visitation rules and scheduling.
Source: Official sourceLast verified: September 29, 2026
How to Address Your Letter
All non-privileged personal mail must include the PIOC's full first and last name, Wisconsin DOC number, and full facility name, and be sent to P.O. Box 189, Phoenix, MD 21131. Wisconsin DOC's third-party mail processor photocopies personal mail; legal mail, publications, packages, and other exempt items use separate facility-specific addresses.
About Marshall E. Sherrer Correctional Center
Marshall E. Sherrer Correctional Center is listed as a current Wisconsin DOC facility. Non-privileged personal mail is processed through P.O. Box 189 in Phoenix, Maryland; legal mail, publications and packages use the Wisconsin facility address.