Following eligibility lists contain K1THO
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| TX Emergency Amateur Communicators | 2025-11-05 19:43:53 | 35 mile circle | EM20jb | K1THO | EM20jb | 0.0 |
| TX Emergency Amateur Communicators | 2021-11-15 21:57:31 | 35 mile circle | EM20jb | K1THO | EM20jb | 0.0 |