| Callsign | KB9OFK |
|---|---|
| Radio Service | HA - Amateur |
| License Status | A - Active |
| Grant Date | 2026-06-11 |
| Effective Date | 2026-06-11 |
| Expire Date | 2036-08-06 |
| Cancel Date | |
| Last Action Date | 2026-06-11 |
| End Date | 2036-08-06 |
| Available Date | 2038-08-07 |
| Applicant Type | I - Individual |
| Entity Name | Cassellius, Mark A |
| Street Address / Locality | 1812 Snowflake Place Onalaska, WI 54650 |
| County | La Crosse County |
| Zip Location | 43°54'37.2"N 91°13'37.3"W |
| Maidenhead | EN43jv |
| FRN | 0002348803 |
| Licensee ID/SGIN | L00246659 / 000 |
| Licensee Class | G - General |
| Callsign Group | D - 2x3 |
| ULS/Geo Region | 9 / 9 / WI |
| Prev Callsign / Prev Class | T - Technician |
| Next Callsign | |
| Trustee Callsign / Trustee Name | |
| Vanity Type | |
| ULS File Number | 0012074672 |
| Phonetic weight / Morse weight | 12 / 82 |
Administrative History
| Action Date | Action Type |
|---|---|
| 2003-11-06 | LIAUA - Administrative Update Applied |
| 2006-02-17 | LIAUA - Administrative Update Applied |
| 2006-05-12 | LIREN - License Renewed |
| 2007-03-20 | LIMOD - License Modified |
| 2016-07-19 | LIREN - License Renewed |
| 2026-06-11 | LIREN - License Renewed |