| source | facility | location |
| 0125040020 P906 | COLUMBUS STEEL CASTINGS | COLUMBUS |
| 0215090188 P025 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0215090188 P028 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0215090188 P038 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0215090188 P039 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0215090188 P040 | SHUT D - ELJER PLUMBINGWARE, INC. | SALEM |
| 0247040014 F011 | ELYRIA FOUNDRY | ELYRIA |
| 0250110316 P015 | PARKER GEAR PUMP DIVISION | YOUNGSTOWN |
| 0250110316 P033 | PARKER GEAR PUMP DIVISION | YOUNGSTOWN |
| 0278000025 P018 | ELLWOOD ENGINEERED CASTINGS | HUBBARD |
| 0306000133 P006 | THE MINSTER MACHINE COMPANY | MINSTER |
| 0306000133 P018 | THE MINSTER MACHINE COMPANY | MINSTER |
| 0306000133 P026 | THE MINSTER MACHINE COMPANY | MINSTER |
| 0306010004 P022 | ST. MARYS FOUNDRY INC. | ST. MARYS |
| 0320010001 P127 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P215 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P236 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P255 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P360 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P367 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P368 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P381 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0320010001 P382 | GMC POWERTRAIN DIV. | DEFIANCE |
| 0322020044 P013 | G. & C. FOUNDRY CO. | SANDUSKY |
| 0322020044 P014 | G. & C. FOUNDRY CO. | SANDUSKY |
| 0546000001 P901 | QUINCY CASTINGS, INC. | QUINCY |
| 0640010009 F005 | OSCO INC.-JACKSON DIVISION | JACKSON |
| 0660010101 F025 | BURNHAM FOUNDRY | ZANESVILLE |
| 0660010101 F026 | BURNHAM FOUNDRY | ZANESVILLE |
| 0660010101 P014 | BURNHAM FOUNDRY | ZANESVILLE |
| 0773010001 X996 | OSCO INDUSTRIES - PORTSMOUTH DIVISION | PORTSMOUTH |
| 1318120180 F023 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 F024 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P038 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P039 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P040 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P041 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P042 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1318120180 P050 | FORD MOTOR COMPANY, CLEVELAND CASTING PLANT | BROOK PARK |
| 1431233202 P005 | HARRISON IRONWORKS | HARRISON |
| 1431233202 P007 | HARRISON IRONWORKS | HARRISON |
| 1431233202 P008 | HARRISON IRONWORKS | HARRISON |
| 1431233202 P009 | HARRISON IRONWORKS | HARRISON |