| Callsign | KK0O |
|---|---|
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2018-02-24 |
| Effective Date | 2022-10-07 |
| Expire Date | 2028-02-24 |
| Cancel Date | |
| Last Action Date | 2022-10-07 |
| End Date | 2028-02-24 |
| Available Date | 2030-02-25 |
| Applicant Type | I - Individual |
| Entity Name | O'Brien, Mark A |
| Street Address / Locality | 612 W Silknitter St Rose Hill, KS 67133 |
| County | Butler County |
| Zip Location | 37°34'11.9"N 97°06'26.7"W |
| Maidenhead | EM17kn |
| FRN | 0014417448 |
| Licensee ID/SGIN | L01096363 / 000 |
| Licensee Class | E - Amateur Extra |
| Callsign Group | A - 2x1 |
| ULS/Geo Region | 0 / 0 / KS |
| Prev Callsign / Prev Class | KE0NRW G - General |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | E - By List |
| ULS File Number | |
| Phonetic weight / Morse weight | 8 / 60 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2018-02-24 | LIISS - License Issued |
| 2018-02-24 | VANGRT - Vanity Call Sign Assigned |
| 2020-05-19 | LIAUA - Administrative Update Applied |
| 2022-10-07 | LIAUA - Administrative Update Applied |