| Callsign | KB1MZU |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2025-12-23 |
| Effective Date | 2025-12-23 |
| Expire Date | 2036-01-17 |
| Cancel Date | |
| Last Action Date | 2025-12-23 |
| End Date | 2036-01-17 |
| Available Date | 2038-01-18 |
| Applicant Type | I - Individual |
| Entity Name | O'Brien, Patrick A |
| Street Address / Locality | 113 Woodmont St West Springfield, MA 01089 |
| County | Hampden County |
| Zip Location | 42°07'31.6"N 72°38'59.0"W |
| Maidenhead | FN32qd |
| FRN | 0014547491 |
| Licensee ID/SGIN | L01107057 / 000 |
| Licensee Class | T - Technician |
| 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 | 0002448635 |
| Phonetic weight / Morse weight | 11 / 78 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2006-01-17 | SYSGRT - New Systematic Call Sign Assigned |
| 2006-01-17 | LIISS - License Issued |
| 2016-01-08 | LIREN - License Renewed |
| 2025-12-23 | LIREN - License Renewed |