Institutions
| Institution Sort descending | Type | NCI Code | City | State | Status | Level | SWOG Inst # | E Inst # | DM Inst # |
|---|---|---|---|---|---|---|---|---|---|
| West Michigan Cancer Center | NCORP | MI080 | Kalamazoo | MI | Active | 2 | 21884 | 9007 | 9007 |
| Western Illinois Cancer Treatment Center | NCORP | IL140 | Galesburg | IL | Active | 2 | 22038 | 10211 | 10211 |
| Western States Cancer Research NCORP | NCORP | WESTERN | Denver | CO | Active | 1 | 31507 | ||
| William Beaumont Hospital-Royal Oak | Special | MI005 | Royal Oak | MI | follow-up | 1 | 11434 | ||
| Woodland Memorial Hospital | NCORP | CA366 | Woodland | CA | Active | 3 | 10906 | 33137 | 23777 |
| Wooster Clinic | Affiliate | OH305 | Wooster | OH | Inactive | 2 | 10650 | ||
| Zangmeister Center Grove City | NCORP | OH486 | Grove City | OH | Active | 3 | 33061 | 31854 | 9005 |