| Callsign | KR4NPZ |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-07-09 |
| Effective Date | 2026-07-10 |
| Expire Date | 2036-07-09 |
| Cancel Date | |
| Last Action Date | 2026-07-10 |
| End Date | 2036-07-09 |
| Available Date | 2038-07-10 |
| Applicant Type | I - Individual |
| Entity Name | Marks, Martin B |
| Street Address / Locality | 548 Belina Dr Apt 10 Naples, FL 341048408 |
| County | Collier County |
| Zip Location | 26°08'59.8"N 81°44'29.6"W |
| Maidenhead | EL96dd |
| FRN | 0038439592 |
| Licensee ID/SGIN | L03046411 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | |
| Phonetic weight / Morse weight | 14 / 72 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-07-09 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-07-09 | LIISS - License Issued |
| 2026-07-10 | LIAUA - Administrative Update Applied |