Inmate Mail

5270 E. Remus Rd.
Mt. Pleasant, MI 48858
Phone:(989) 772-5915 (Jail / Inmate Info)
Fax:(989) 773-0026

Traditional Mail

Inmates may receive incoming mail from the public, provided it meets the following requirements:

Starting April 1st, 2025 all mail will need to be sent to the below addresses. Mail received at other addresses will be rejected.

Standard Non-Legal Friends and Family
Mail Address:
[Inmate Name – Inmate ID]
Isabella County Jail, MI
PO Box 76550
Highland Heights, KY 41076

Mail from Lawyers or other Legal
representation & Money Orders Address:
[Inmate Name – Inmate ID]
Isabella County Criminal Justice Center
5270 East Remus Road
Mt Pleasant, MI 48858

STANDARD NON-LEGAL MAIL, DEEMED TO NOT MEET THE BELOW GUIDELINES WILL BE DESTROYED

  1. All incoming mail must be addressed with the Inmate name and Inmate ID
  2. All incoming mail must have a return address on the envelope
  3.  All incoming mail must be no larger than 8 ½ x 11 inches (letter size), no thicker than
    light card stock and able to be fed through a sheet fed scanner
  4. All incoming mail shall be opened and inspected or read to determine if contraband is
    enclosed or any violation of jail rules has occurred. If such is found mail will be
    destroyed and not returned. Any letters accompanying money orders will be destroyed,
    please send separate
  5. Prohibited Mail

a. Stamps
b. Blank envelopes
c. Stationary
d. Cash, checks, or any other forms of currency the only exception being money orders
e. Threats of physical harm against any person or threats/details of criminal activity
f. Plans to smuggle contraband into or out of the institution
g. Information to formulate escape plans, to commit a crime or to violate a jail rule
h. Solicitation of gifts, goods, money, or things of value from individuals or entities other than family or established close friends
i. Code or gang insignia
j. Obscene language or drawings

k. Information that, if communicated, would create a threat to the security of the institution
l. No Packages
m. None of the following may be included or attached:
i. Address labels
ii. Stickers
iii. Homemade cards
v. Musical cards
v. Non-white envelopes or paper
vi. Paintings
vii. Tracing paper
viii. Pages from coloring books
ix. Drawings in colored ink, marker, crayon or glitter
x. Raised decorations
xi. Paint or the use of whiteout, glue or any other liquid form

6. Pictures are the only enclosures permitted to be mailed to inmates.
a. Each inmate is allowed up to 10 photographs per package, but these MUST be printed on photo paper
b. Printouts from the internet, colored pages, and provocative material (i) are not permitted and will be destroyed
i. Provocative is generally defined as follows: “Causing annoyance, anger, or another strong reaction” or “arousing sexual desire or interest.”
7. Return to Sender Items
a. Legal Mail & Money Orders (Not sent to 5270 East Remus Road Mt Pleasant, MI 48858).
b. Certified mail requiring inmate signature.
c. Mail with postage due.