Following eligibility lists contain K5YB
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| South Texas DX and Contest Club | 2019-02-21 03:16:15 | ARRL Section | South Texas | K5YB | EM00kb | [no dist] |
| South Texas DX and Contest Club | 2016-11-16 03:15:58 | 175 mile circle | EL09lt | K5YB | EM00kb | 18.0 |
| South Texas DX and Contest Club | 2016-11-04 20:49:10 | 175 mile circle | EL09mq | K5YB | EM00kb | 27.8 |
| South Texas DX and Contest Club | 2016-11-03 00:12:39 | 175 mile circle | EL09mq | K5YB | EM00kb | 27.8 |