Following eligibility lists contain WZ4Z
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Potomac Valley Radio Club | 2026-05-31 02:37:37 | 250 mile circle | FM07wi | WZ4Z | FM08xc | 52.0 |
| Potomac Valley Radio Club | 2026-04-17 13:43:10 | 250 mile circle | FM07wi | WZ4Z | FM08xc | 52.0 |