Region 4a includes the following counties: Lake, Mason, Mecosta, Newaygo, Oceana, and Osceola
Region 4a Operations Office:
301 W Upton Ave
Reed City, MI 49677
(231) 832-6179
Region 4b includes the following counties: Allegan, Barry, Ionia, Kent, Montcalm, Muskegon, and Ottawa
Region 4b Operations Office:
82 Ionia Ave, Suite 100
Grand Rapids, MI 49503
(616) 632-5978
All Region 4 offices are listed in alphabetical order below.
Allegan County Parole/Probation Office:
640 River St., Suite 2
Allegan, MI 49010
(269) 673-0360
Barry County Parole/Probation Office:
206 W. Court Street
Courts & Law Building #102
Hastings, MI 49058
(269) 945-1389
Grand Haven (Ottawa County) Parole/Probation Office:
County Building, Room G0001
414 Washington Street
Grand Haven, MI 49417-1473
(616) 846-8217
Hudsonville (Ottawa County) Parole/Probation Office:
3100 Port Sheldon Road
Hudsonville, MI 49426-9018
(616) 662-6075
Holland (Ottawa County) Parole/Probation Office:
12185 James Street, Suite 150
Holland, MI 49424-9661
(616) 392-5442
Ionia County Parole/Probation Office:
309 W Adams St.
Ionia, MI 48846
(616) 527-5308
Kent County Parole Office:
1 Division NW
Grand Rapids, MI 49503
(616) 356-0450
Kent County Probation Office:
82 Ionia Ave NW, Suite 100
Grand Rapids, MI 49503
(616) 632-5920
Lake County Parole/Probation Office:
1153 Michigan Avenue
Baldwin, MI 49304
(231) 745-0290
Mason County Parole/Probation Office:
408 Resseguie, Ste 101
Ludington, MI 49431-2574
(231) 689-7250
Mecosta County Parole/Probation Office:
400 Elm, Room 212
Big Rapids, MI 49307-0239
(231) 592-0140
Montcalm County Parole/Probation Office:
627 N. State Street
Stanton, MI 48888
(989) 831-7353
Muskegon County Parole Office:
985 E. Barney Street
Muskegon, MI 49444-1705
(231) 728-3926
Muskegon County Probation Office:
131 E. Apple Avenue
Muskegon, MI 49442-3357
(231) 724-6345
Newaygo County Parole/Probation Office:
1018 Newell, PO Box 707
White Cloud, MI 49349-0707
(231) 689-7250
Oceana County Parole/Probation Office:
844 S Griswold Street, Suite 600
Hart, MI 49420-1227
(231) 689-7250
Osceola County Parole/Probation Office:
301 West Upton Ave
Reed City, MI 49677-1197
(231) 832-6162
