| Callsign | K3ABZ |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2023-07-25 |
| Effective Date | 2025-09-15 |
| Expire Date | 2033-07-25 |
| Cancel Date | |
| Last Action Date | 2025-09-15 |
| End Date | 2033-07-25 |
| Available Date | 2035-07-26 |
| Applicant Type | I - Individual |
| Entity Name | Serio, Mark R |
| Street Address / Locality | 119 Croftley Rd Lutherville Timonium, MD 21093 |
| County | Baltimore County |
| Zip Location | 39°26'20.9"N 76°38'27.4"W |
| Maidenhead | FM19qk |
| FRN | 0033881475 |
| Licensee ID/SGIN | L02680596 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 3 / 3 / MD |
| Prev Callsign / Prev Class | KC3WJJ G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | 0011750352 |
| Phonetic weight / Morse weight | 9 / 62 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2023-07-25 | LIISS - License Issued |
| 2023-07-25 | VANGRT - Vanity Call Sign Assigned |
| 2023-08-01 | LIMOD - License Modified |
| 2025-09-15 | LIMOD - License Modified |