Region 4 - Great Lakes
Chapters in Region
- IPMS Capital Area Modelers Society (C.A.M.S.) - Lansing, Michigan
- IPMS Willow Run Bomber Plant - Ypsilanti, Michigan
- IPMS/Capt Eddie Rickenbacker - Columbus, Ohio
- IPMS/Cincinnati Scale Modelers - Cincinnati, Ohio
- IPMS/Dayton Area Plastic Modelers - Dayton, Ohio
- IPMS/Don Vidra Chapter - Mansfield, Ohio
- IPMS/Duneland - Porter, Indiana
- IPMS/Fame Cities/Ed Kinney Chapter - North Canton, Ohio
- IPMS/Fort Wayne - Walker Mahurin Chapter - Ft. Wayne, Indiana
- IPMS/Fremont Kitbashers - Fremont, Ohio
- IPMS/John H Glenn Chapter - Cleveland, Ohio
- IPMS/Kalamazoo Scale Modelers - Kalamazoo, Michigan
- IPMS/Livonia - Livonia, Michigan
- IPMS/Lorain County - Lorain, Ohio
- IPMS/Mid-Michigan Model Makers - Saginaw, Michigan
- IPMS/Military Modelers - Louisville, Kentucky
- IPMS/NEO (NE Ohio) - Akron, Ohio
- IPMS/Roscoe Turner Chapter - Indianapolis, Indiana
- IPMS/Shenango Valley Scale Modelers - Sharon, Pennsylvania
- IPMS/Three Rivers Chapter - Pittsburgh, Pennsylvania
- IPMS/Toledo Plastic Modelers - Toledo, Ohio
- IPMS/Warren - Warren, Michigan
- IPMS/West Michigan - Grand Rapids, Michigan
- IPMS/Western Reserve Chapter - Euclid, Ohio
- IPMS/Wright Field Scale Modelers - Dayton, Ohio
- The Sultans of Sprue - Hammond, Indiana