| Callsign | KR4OBB |
|---|---|
| Radio Service | HA - Amateur |
| License Status | C - Canceled |
| Grant Date | 2026-08-01 |
| Effective Date | 2026-08-24 |
| Expire Date | 2036-08-01 |
| Cancel Date | 2026-08-24 |
| Last Action Date | 2026-08-24 |
| End Date | 2026-08-24 |
| Available Date | 2028-08-25 |
| Applicant Type | I - Individual |
| Entity Name | Zamora, Matthew |
| Street Address / Locality | 454 Montura Ave Clewiston, FL 334408899 |
| County | Hendry County |
| Zip Location | 26°33'53.2"N 81°02'16.2"W |
| Maidenhead | EL96ln |
| FRN | 0036165140 |
| Licensee ID/SGIN | L03066477 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | G - General |
| Next Callsign | NA4FE |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012162255 |
| Phonetic weight / Morse weight | 13 / 74 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-08-01 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-08-01 | LIISS - License Issued |
| 2026-08-03 | LIMOD - License Modified |
| 2026-08-24 | LICAN - License Canceled |
FCC comments
| 2026-08-24 | Issued new systematic call sign. |