| Callsign | K4MIX |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2026-07-31 |
| Effective Date | 2026-07-31 |
| Expire Date | 2036-07-31 |
| Cancel Date | |
| Last Action Date | 2026-07-31 |
| End Date | 2036-07-31 |
| Available Date | 2038-08-01 |
| Applicant Type | I - Individual |
| Entity Name | Williamson, Matthew T |
| Street Address / Locality | 981 Whisper Lake Dr Winter Haven, FL 338801761 |
| County | Polk County |
| Zip Location | 27°58'44.6"N 81°46'47.8"W |
| Maidenhead | EL97cx |
| FRN | 0036329050 |
| Licensee ID/SGIN | L02875479 / 000 |
| Licensee Class | G - General |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | KR4MIX T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 10 / 56 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-07-31 | LIISS - License Issued |
| 2026-07-31 | VANGRT - Vanity Call Sign Assigned |