| Company | State | Location | Workers | Notice date |
| American Airlines | IL | CHICAGO, OHARE INTERNATIONAL AIRPORT | 543 | 2003-05-01 |
| American Airlines | IL | ST LOUIS, LAMBERT AIRPORT P O BOX 10098 | 456 | 2003-05-01 |
| First Consumers National Bank | OR | BEAVERTON | 402 | 2003-05-01 |
| TeleTech | KS | — | 380 | 2003-05-09 |
| Norvergence | NJ | NEWARK | 358 | 2003-05-01 |
| US Forest Industries | OR | GRANTS PASS | 218 | 2003-05-05 |
| Avondale Mills, Inc., Beville Plant | AL | Alexander City | 174 | 2003-05-22 |
| International Paper | AL | Moundville | 172 | 2003-05-20 |
| Guarantee Reserve Life Insurance | IL | CALUMET CITY, 530 RIVER OAKS WEST | 164 | 2003-05-01 |
| Fleming | AL | Geneva | 159 | 2003-05-27 |
| Cortez | AL | Marshall Center | 157 | 2003-05-12 |
| Friesen Lumber | OR | ST HELENS | 110 | 2003-05-01 |
| 1651 South F Street, Springfield, Or 97 | OR | — | 87 | 2003-05-22 |
| Norvergence | NJ | NEWARK | 86 | 2003-05-01 |
| Rubbermaid Home Products | IL | ELK GROVE VILLAGE, 1810 AND 1850 ESTES AVENUE | 80 | 2003-05-02 |