MATT TODD ARCHIVE · AMATEUR RADIO
Worked Callsigns
Stations worked across the amateur radio log
7,515 callsigns · active log records
Worked station locations
6,428 callsigns mapped · 1,087 without usable grids. Approximate historical grid centers; a callsign may appear in more than one grid.
| Callsign ↕ | QSOs ↓ | First contact ↕ | Most recent ↕ |
|---|---|---|---|
| K4DOM | 1 | 2021-02-03 | 2021-02-03 |
| K4DSX | 1 | 2024-03-11 | 2024-03-11 |
| K4EES | 1 | 2021-11-03 | 2021-11-03 |
| K4EIA | 1 | 2024-10-01 | 2024-10-01 |
| K4EIT | 1 | 2020-07-09 | 2020-07-09 |
| K4ELI | 1 | 2022-02-08 | 2022-02-08 |
| K4ENC | 1 | 2020-11-04 | 2020-11-04 |
| K4EX | 1 | 2026-01-10 | 2026-01-10 |
| K4FC | 1 | 2022-06-26 | 2022-06-26 |
| K4GDR | 1 | 2015-07-20 | 2015-07-20 |
| K4GMH | 1 | 2015-12-05 | 2015-12-05 |
| K4HC | 1 | 2014-11-30 | 2014-11-30 |
| K4HEF | 1 | 2022-04-12 | 2022-04-12 |
| K4HHA | 1 | 2022-04-14 | 2022-04-14 |
| K4HNT | 1 | 2023-07-30 | 2023-07-30 |
| K4HRM | 1 | 2021-10-29 | 2021-10-29 |
| K4HWS | 1 | 2022-06-15 | 2022-06-15 |
| K4ICQ | 1 | 2021-12-08 | 2021-12-08 |
| K4ILO | 1 | 2021-10-10 | 2021-10-10 |
| K4JBL | 1 | 2022-09-22 | 2022-09-22 |
| K4JC | 1 | 2023-07-04 | 2023-07-04 |
| K4JDF | 1 | 2026-10-04 | 2026-10-04 |
| K4JJQ | 1 | 2026-05-20 | 2026-05-20 |
| K4JNM | 1 | 2020-09-22 | 2020-09-22 |
| K4JPA | 1 | 2021-10-06 | 2021-10-06 |
| K4JW | 1 | 2023-09-25 | 2023-09-25 |
| K4KDJ | 1 | 2026-02-24 | 2026-02-24 |
| K4KFB | 1 | 2023-09-25 | 2023-09-25 |
| K4KGG | 1 | 2020-09-26 | 2020-09-26 |
| K4KKR | 1 | 2024-06-25 | 2024-06-25 |
| K4KOP | 1 | 2026-02-07 | 2026-02-07 |
| K4KPD | 1 | 2022-06-22 | 2022-06-22 |
| K4L | 1 | 2022-01-15 | 2022-01-15 |
| K4LAW | 1 | 2016-03-14 | 2016-03-14 |
| K4LBL | 1 | 2021-09-29 | 2021-09-29 |
| K4LBX | 1 | 2021-04-21 | 2021-04-21 |
| K4LCA | 1 | 2021-10-06 | 2021-10-06 |
| K4LCX | 1 | 2020-07-22 | 2020-07-22 |
| K4LJB | 1 | 2024-03-13 | 2024-03-13 |
| K4LQL | 1 | 2022-10-26 | 2022-10-26 |
| K4MAM | 1 | 2024-06-25 | 2024-06-25 |
| K4MDZ | 1 | 2026-09-29 | 2026-09-29 |
| K4MES | 1 | 2025-09-15 | 2025-09-15 |
| K4MI | 1 | 2023-07-04 | 2023-07-04 |
| K4MLY | 1 | 2023-05-22 | 2023-05-22 |
| K4MM | 1 | 2015-12-12 | 2015-12-12 |
| K4MPS | 1 | 2019-07-02 | 2019-07-02 |
| K4MRM | 1 | 2022-02-09 | 2022-02-09 |
| K4ND | 1 | 2025-09-28 | 2025-09-28 |
| K4NFG | 1 | 2021-10-09 | 2021-10-09 |