| Unit and Location | Aircraft | |
| H&HS/MCAS Beaufort, SC | UC-12B (*2) UC-12M | |
| H&HS/MCAS New River, NC | UC-12W | |
| H&HS/MCAS Futenma, Japan | UC-12F UC-12W UC-35D | |
| H&HS/MCAS Iwakuni, Japan | UC-12F UC-12W | |
| Miramar Fly Division/MCAS Miramar, CA (*1) | UC-12W UC-35D | |
| H&HS/MCAS Yuma, AZ | UC-12B (*2) HH-1N | |
| . | MASD (Marine Avn Supp Det)/NAF Washington, MD | C-37B |
| . | MASD (Marine Avn. Supp. Det.)/MCB Hawaii, HI | C-20G |
| (*1) Mar.2003-Sep.2003, (*2) UC-12B will be replaced to UC-12W Block II in 4th Quarter of FY2012. | ||