| Company | State | Location | Workers | Notice date |
| Motorola Cellular Manufacturing | IL | ARLINGTON HEIGHTS, 1475-1501 W. SHURE DRIVE | 1,020 | 1999-08-16 |
| Peabody Coal Company Marissa Mine | IL | MARISSA, 1214 MARISSA ROAD | 455 | 1999-08-06 |
| CompuCom Systems | KY | Kenton | 370 | 1999-08-10 |
| Nine West (Vanceburg and Hebron) | KY | Lewis/Boone | 309 | 1999-08-10 |
| Everen Securities | IL | CHICAGO, 77 WEST WACKER DRIVE | 299 | 1999-08-17 |
| Commonwealth Edison | IL | ROMEOVILLE, WILL COUNTY GENERATING STATION 529 EAST ROMEO ROAD | 275 | 1999-08-02 |
| Cluett, Peabody & | AL | Enterprise | 273 | 1999-08-02 |
| Sony Magnetic Products | AL | Dothan | 250 | 1999-08-20 |
| Commonwealth Edison | IL | DOWNERS GROVE, FOSSIL GENERATION GROUP 1411 OPUS PLACE | 225 | 1999-08-02 |
| Medpartners | AL | Birmingham | 200 | 1999-08-03 |
| Commonwealth Edison | IL | MORRIS, COLLINS GENERATING STATION 4200 PINE BLUFF ROAD | 200 | 1999-08-02 |
| Trojan Nuclear Plant | OR | — | 200 | 1999-08-01 |
| Commonwealth Edison | IL | JOLIET, JOLIET-ROCKDALE GENERATING ST. #29 1800 CHANNAHON ROAD | 182 | 1999-08-02 |
| Commonwealth Edison | IL | WAUKEGAN, WAUKEGAN GENERATING STATION 10 GREENWOOD AVENUE | 179 | 1999-08-02 |
| International Paper Co., Bag Plant | AL | Mobile | 151 | 1999-08-30 |