| Callsign | KO4STZ |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2021-08-23 |
| Effective Date | 2026-07-24 |
| Expire Date | 2031-08-23 |
| Cancel Date | |
| Last Action Date | 2026-07-24 |
| End Date | 2031-08-23 |
| Available Date | 2033-08-24 |
| Applicant Type | I - Individual |
| Entity Name | Boyd, Preston S |
| Street Address / Locality | 109 Fort Street Summerville, SC 28309 |
| County | Cumberland |
| Zip Location | 35°02'22.9"N 78°50'34.4"W |
| Maidenhead | FM05na |
| FRN | 0030241970 |
| Licensee ID/SGIN | L02477171 / 000 |
| Licensee Class | T - Technician |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 4 / 4 / SC |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0009673039 |
| Phonetic weight / Morse weight | 13 / 68 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2021-08-23 | SYSGRT - New Systematic Call Sign Assigned |
| 2021-08-23 | LIISS - License Issued |
| 2026-07-24 | LIAUA - Administrative Update Applied |