| Callsign | KC1ZYH |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-07-25 |
| Effective Date | 2026-07-27 |
| Expire Date | 2036-07-25 |
| Cancel Date | |
| Last Action Date | 2026-07-27 |
| End Date | 2036-07-25 |
| Available Date | 2038-07-26 |
| Applicant Type | I - Individual |
| Entity Name | Cao, Patrick |
| Street Address / Locality | 3 Ames St Cambridge, MA 021421367 |
| County | Middlesex County |
| Zip Location | 42°21'43.2"N 71°04'53.7"W |
| Maidenhead | FN42li |
| FRN | 0038679866 |
| Licensee ID/SGIN | L03067198 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 1 / 1 / MA |
| Prev Callsign / Prev Class | |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012129821 |
| Phonetic weight / Morse weight | 11 / 86 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2026-07-25 | SYSGRT - New Systematic Call Sign Assigned |
| 2026-07-25 | LIISS - License Issued |
| 2026-07-27 | LIAUA - Administrative Update Applied |