Following eligibility lists contain KC9JSO
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Dupage ARC | 2024-01-29 20:25:49 | ARRL Section | Illinois | KC9JSO | EN61bu | [no dist] |
| Dupage ARC | 2021-03-16 05:47:40 | ARRL Section | Illinois | KC9JSO | EN61bu | [no dist] |
| Dupage ARC | 2019-11-05 17:01:38 | ARRL Section | Illinois | KC9JSO | EN61bu | [no dist] |