| source | facility | location |
| 0215090188 P046 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0247040014 P010 | ELYRIA FOUNDRY | ELYRIA |
| 0250110316 P036 | PARKER GEAR PUMP DIVISION | YOUNGSTOWN |
| 0278000025 F003 | ELLWOOD ENGINEERED CASTINGS | HUBBARD |
| 0285010001 P025 | THE QUALITY CASTINGS COMPANY | ORRVILLE |
| 0285010034 F030 | ROSS SAND CASTING INDUSTRY, LLC | ORRVILLE |
| 0306000133 F001 | THE MINSTER MACHINE COMPANY | MINSTER |
| 0320010001 P167 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P168 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P209 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0616010006 F017 | CLOW WATER SYSTEMS COMPANY | COSHOCTON (TUSCARAWAS TWP.) |
| 0640010009 Z001 | OSCO INC.-JACKSON DIVISION | JACKSON |
| 0660010101 P905 | BURNHAM FOUNDRY | ZANESVILLE |
| 0773010001 F008 | OSCO INDUSTRIES - PORTSMOUTH DIVISION | PORTSMOUTH |
| 1318120180 F003 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1431073342 F022 | CAST-FAB TECHNOLOGIES, INC. | CINCINNATI |
| 1576050200 F001 | SHUT D - OHIO CAST PRODUCTS | CANTON |