Following eligibility lists contain KT4O
 Club  | Timestamp | Geo Type | Club Ctr | Call | Grid | Distance |
| Bristol (TN) ARC | 2023-11-04 01:33:25 | 35 mile circle | EM86wq | KT4O | EM86wo | 5.8 |
| Bristol (TN) ARC | 2023-11-04 01:21:04 | 35 mile circle | EM86wq | KT4O | EM86wo | 5.8 |
| Bristol (TN) ARC | 2020-06-13 17:16:18 | 35 mile circle | EM86wq | KT4O | EM86wo | 5.8 |
| Bristol (TN) ARC | 2020-03-06 18:16:10 | 35 mile circle | EM86wq | KT4O | EM86wo | 5.8 |
| Bristol (TN) ARC | 2018-11-02 17:17:51 | 35 mile circle | EM86wq | KT4O | EM86wo | 5.8 |
| South East Contest Club | 2024-10-29 14:51:38 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2024-09-24 14:43:45 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2024-03-01 18:00:47 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2023-12-17 23:36:59 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2023-11-28 17:02:38 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2023-08-28 00:44:33 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2023-08-22 21:04:29 | 250 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-11-03 19:42:47 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-09-28 21:31:20 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-06-01 18:02:48 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-04-21 17:30:40 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-04-21 17:30:38 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-04-21 17:23:59 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-04-05 17:02:46 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-03-05 16:32:37 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2022-01-12 21:25:42 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2021-12-17 17:35:43 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2021-12-16 19:12:25 | 175 mile circle | EM83lg | KT4O | EM86wo | 236.1 |
| South East Contest Club | 2021-12-16 18:42:38 | 175 mile circle | EM83lf | KT4O | EM86wo | 238.9 |
| South East Contest Club | 2021-12-15 17:20:19 | 175 mile circle | EM83lf | KT4O | EM86wo | 238.9 |
| South East Contest Club | 2021-12-15 15:49:02 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-12-15 15:48:59 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-12-15 03:13:36 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-12-06 18:50:16 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-10-29 19:11:21 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-09-30 18:06:00 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| South East Contest Club | 2021-09-22 02:11:08 | 175 mile circle | EM83hh | KT4O | EM86wo | 238.2 |
| Tennessee Contest Group | 2020-12-06 14:51:28 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2020-11-03 03:40:03 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2020-08-15 16:25:54 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2020-01-03 16:38:54 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2019-11-01 17:41:21 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2019-10-31 18:04:01 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2019-03-26 00:22:42 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2019-02-28 15:56:51 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2019-02-11 01:16:52 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |
| Tennessee Contest Group | 2018-11-13 21:57:18 | ARRL Section | Tennessee | KT4O | [no grid] | [no dist] |