Retrieving license, trustee, & application history for
KO4AX
KO4AX is restricted to Advanced class operators or higher.
KO4AX is e - expired and is available.
Navigation:
- Scroll down to the applications that requested this callsign.
- An Entity Name opens everything filed under that licensee’s FCC Registration Number.
- A Grant Date opens all processing on that day; an Effective Date opens the license record.
Notes:
- Column headings link to an explanation of the column.
- A bold Applicant Type marks a vanity callsign assignment.
- Active licenses are listed first, then the rest by Effective Date, newest first.
| Entity Name | Applicant Type |
Licensee Class | Region / State | License Status |
Grant Date | Effective Date |
Cancel Date | Expire Date |
|---|---|---|---|---|---|---|---|---|
| BARON, LEONARD | I - Individual | A - Advanced | 4 / FL | E - Expired | 1991-04-30 | 1991-04-30 | 2003-05-01 | 2001-04-30 |
Retrieving applications for
KO4AX
KO4AX is restricted to Advanced class operators or higher.
KO4AX is e - expired and is available.
Navigation:
- An Applicant callsign opens that callsign’s history; an Entity Name opens the applicant’s history.
- A ULS File Number opens the application detail; a Receipt Date opens that day’s applications.
Notes:
- Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.
- “Granted” means the application was granted, not necessarily with this callsign.
- Receipt dates more than a month old have a gray background.
| Receipt Date |
Applicant Callsign | Region / State |
Entity Name | ULS File Number | Application Purpose |
Payment Date | Last Action Date |
Application Status |
|---|---|---|---|---|---|---|---|---|
| Mon 2026-05-11 | KR4MBC | 4 / TN | Moore, Charles A | 0012028526 I - Online |
MD - Modification | 2026-05-11 | 2026-05-29 | G - Granted |
| Fri 2022-11-25 | KQ4ERQ | 4 / NC | Johnson, Devin M | 0010290542 I - Online |
MD - Modification | 2022-11-25 | 2022-12-13 | G - Granted |
| Wed 2020-07-08 | KO4DGN | 4 / GA | BARKLEY, BRUCE | 0009140848 I - Online |
MD - Modification | (none) | 2020-07-28 | D - Dismissed |