Following eligibility lists contain K4JKB
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Central Virginia Contest Club | 2022-01-11 19:46:54 | 35 mile circle | FM17cm | K4JKB | FM17ej | 12.6 |
| Central Virginia Contest Club | 2021-12-05 13:46:08 | 35 mile circle | FM17cm | K4JKB | FM17ej | 12.6 |
| Central Virginia Contest Club | 2020-10-14 02:03:55 | 35 mile circle | FM17cl | K4JKB | FM17ej | 10.8 |
| Central Virginia Contest Club | 2019-12-05 02:02:01 | 35 mile circle | FM17dn | K4JKB | FM17ej | 12.4 |