| Callsign | KO4ZN |
|---|---|
| Radio Service | HA - Amateur |
| License Status | E - Expired |
| Grant Date | 2013-09-18 |
| Effective Date | 2013-09-18 |
| Expire Date | 2023-09-18 |
| Cancel Date | 2025-09-19 |
| Last Action Date | 2025-09-19 |
| End Date | 2023-09-18 |
| Available Date | 2025-10-20 |
| Applicant Type | I - Individual |
| Entity Name | MARTIN, WALTER I |
| Street Address / Locality | 3342 Gay Rd ORANGE PARK, FL 32065 |
| County | Clay County |
| Zip Location | 30°09'08.1"N 81°47'49.3"W |
| Maidenhead | EM90cd |
| FRN | 0008984924 |
| Licensee ID/SGIN | L00688053 / 000 |
| Licensee Class | A - Advanced |
| Callsign Group | B - 2x2 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | KC4SGF G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 9400309194 |
| Phonetic weight / Morse weight | 11 / 62 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2003-06-25 | LIREN - License Renewed |
| 2013-09-18 | LIREN - License Renewed |
| 2025-09-19 | LIEXP - License Expired |