| Callsign | K4ZI |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-08-27 |
| Effective Date | 2026-08-27 |
| Expire Date | 2036-11-04 |
| Cancel Date | |
| Last Action Date | 2026-08-27 |
| End Date | 2036-11-04 |
| Available Date | 2038-11-05 |
| Applicant Type | I - Individual |
| Entity Name | ZIMMERMAN, JOHN H |
| Street Address / Locality | PO Box 63 TAVARES, FL 327780063 |
| County | Lake County |
| Zip Location | 28°46'24.4"N 81°43'48.7"W |
| Maidenhead | EL98ds |
| FRN | 0008195356 |
| Licensee ID/SGIN | L00617250 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 1x2 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | A - Advanced |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0012166729 |
| Phonetic weight / Morse weight | 9 / 46 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-09-08 | LIREN - License Renewed |
| 2013-04-25 | LIAUA - Administrative Update Applied |
| 2016-08-31 | LIREN - License Renewed |
| 2026-08-27 | LIREN - License Renewed |
| 2026-08-27 | LIAUA - Administrative Update Applied |