Following eligibility lists contain KC5SDY
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Ellis County ARC | 2021-06-12 12:44:02 | ARRL Section | North Texas | KC5SDY | [no grid] | [no dist] |
| Ellis County ARC | 2021-08-21 16:21:41 | 35 mile circle | EM12ng | KC5SDY | EM12qs | 37.5 |